Read the excerpt from The Evolution of Useful Things. Fry was committed to his brainchild, however, and he finally convinced an office-supply division of 3M to test-market the product, which "met an unperceived need." Early results were not at all promising, but in those cases where samples were distributed, customers became hooked.

Which statement correctly describes the relationship of ideas in this text?

The passage of time is signaled by the words "was committed," "he finally convinced," and "samples were distributed."
The passage of time is signaled by the words "he finally convinced," "Early results," and "customers became."
Cause-and-effect relationships are signaled by the words "however," "he finally convinced," and "customers became."
Cause-and-effect relationships are signaled by the words "he finally convinced," "which 'met an unperceived need,'" and "Early results."

What are the authors purposes in writing its our world too young people who are making a difference

Using context clues read the sentence, then use context clues to determine the definition of parameters. setting clear parameters, such as rules, guidelines, or instructions, people understand what is expected of them. what is the definition of parameters? which type of context clue is used in the sentence?

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 . .