The list of traits describes a typical pine tree. which trait is caused by the environment, not genetics? a) bark cracked and gray b) treelike growth pattern c) sheds needles in dry conditions d) height varies between 20 and 30 feet

I would say height since they are normally taller.

D. Height varies between 20 and 30 feet

Would most likely be the answer :)

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the