A clue that you are dealing with a really complex organism is: a)how many layers of tissue it makes in its early stages of development
b)how long it takes to give birth
c)whether it breaths or lives in water
d)how fast it can move

Many archeologists and anthropologists disagree with dr. thorne's view.  thorne strongly believes that what many calls "homo erectus"  was in fact  homo sapiens,  and that they migrated out of africa almost 2 million years ago and dispersed throughout europe and asia. that's way different  from what scientists have always believed about the evolution of the species.

Ithink the answer is b
not sure

B)