Most cells are visible to the unaided eye true or false

the correct choice is i and iv.

the answer is c.) there is a warm front in region a and a stationary front in region b.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

i hope this : )