Some giraffes have long necks and some have shorter necks. The ones with longer necks can reach food sources like tall trees as well as eat grasses on the ground.

How will this difference MOST LIKELY help the giraffe population?
Responses

ATheir number will remain unchanged.
Their number will remain unchanged.
BOver time, more will have longer necks.
Over time, more will have longer necks.
CGiraffes will move from place to place for food.
Giraffes will move from place to place for food.
DThere will be great differences among the giraffe population.

one answer

BOver time, more will have longer necks.

This is because the giraffes with longer necks will have a better chance of surviving and reproducing, passing on their genetics for longer necks to their offspring. Over generations, this may lead to a higher proportion of the population having longer necks.