So I'm kinda confused on this question: Having similar patterns of embryo development also indicates that species share a common ancestor. Why do you think the way an organism develops can help scientists figure out whether it is related to other organisms? Please explain this for me.

Cand d are correct because the rest are just showing your mistakes and you don’t want people who are reading a summary you wrote to see all the mistakes you made.

The light is great source of energy

Ithink b hope that

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.