Which evidence supports the big bang theory? select three options.

many galaxies exist.
planetesimals form in debris disks.
most galaxies are moving away from us.
uniform background radiation is detected in every direction.
galaxies spin faster than they should based on v

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

looks like the answer is     c     to me!

answer: dna

because all cells have genes

"it built up in the atmosphere"

i think thats it, idk, i tried looking for this exact q& a for grad. and idk if i got this question right or sorry if im wrong