Ineed and what is correct answer?
(1) experts have several theories to explain why people yawn. (2)one explanation is that yawns boost oxygen levels in the blood. (3)by forcing the body to breathe deeply, yawns increase airflow to the lungs and rush oxygen to the bloodstream. (4)a second theory is that yawns the body change its level of alertness. (5)it is for this reason yawns happen whether a person is waking up or getting sleepy. (6)yet another explanation is that yawns, like stretches, give the body exercise. (7)when a person yawns, blood pressure and heart rate gently increase and muscles flex. (8)no matter what the cause for yawning, one thing is clear. (9)fifty-five percent of the people who read this paragraph will yawn in less than five minutes.

6. the major supporting details of this paragraph are

a. theories about why people yawn.

b. explanations of why yawning is good for people's health.

c. descriptions of different types of yawns.

Aclear technical document includes which element? a. complex sentence structure b. section headings c. abstract technical vocabulary d. long paragraphs

Answer fast. read the excerpt below and answer the question. i will tell you the tale of my wanderings and of the “herculean” labors, as i may call them, which i endured only to find at last the oracle irrefutable. socrates’ use of the word “herculean” in this excerpt from the apology is an example of what literary device? allusion metaphor onomatopoeia simile

Asap plz which sentence from this excerpt of jefferson davis’s inaugural address indicates that secession was the confederacy’s way of reclaiming its legal powers? an agricultural people, whose chief interest is the export of a commodity required in every manufacturing country, our true policy is peace, and the freest trade which our necessities will permit . . there can be but little rivalry between ours and any manufacturing or navigating community, such as the northeastern states of the american union. it must follow, therefore, that a mutual interest would invite good will and kind offices. if, however, passion or the lust of dominion should cloud the judgment or inflame the ambition of those states, we must prepare to meet the emergency and to maintain, by the final arbitrament of the sword, the position which we have assumed among the nations of the earth. we have entered upon the career of independence, and it must be inflexibly pursued. through many years of controversy with our late associates, the northern states, we have vainly endeavored to secure tranquillity, and to obtain respect for the rights to which we were entitled. as a necessity, not a choice, we have resorted to the remedy of separation; and henceforth our energies must be directed to the conduct of our own affairs, and the perpetuity of the confederacy which we have formed. if a just perception of mutual interest shall permit us peaceably to pursue our separate political career, my most earnest desire will have been fulfilled. but, if this be denied to us, and the integrity of our territory and jurisdiction be assailed, it will but remain for us, with firm resolve, to appeal to arms and invoke the blessings of providence on a just cause . .