B is correct. Here's why:
A states that horses were once carnivores. Large, grinding teeth isn't used by meat eaters; those would be sharp, serrated teeth. This is incorrect.
C talks about migration from S.A. to N.A., and nowhere in the statements above does it mention South America, so that's incorrect as well (unless you know something I don't)
D states that horses share a common ancestor with all mammals. I don't believe the mesohippus was the ancestor of any dolphin species.
Hope this helps!
Answer:
23 chromosomes.
Explanation:
Human gametes have 23 chromosomes.Reproductive cells (gametes) are haploid - they have half the number of chromosomes as a body (somatic) cell. HOPE IT HELPS:)
I believe the answer is B: Drip irrigation. That would give a constant source of water to the plants/crops.
Taskmasters. Land breezes occur at night and in the early morning.This winds occur when the land is cooler than the sea. This happens when the air cools in the night time (as there is less heating from the sun) it contracts