The late Paleogene and early Neogene's changing climate likely contributed to our human ancestors' evolution in what way (with regards to bipedalism)? Select the answer that best fits.
a. |
Wait, humans are supposed walk on two legs? |
|
b. |
None of the other answers fit. |
|
c. |
the warmer, more humid climate caused increased dense jungle growth, which provided more fruit for our ape ancestors |
|
d. |
the warmer, dryer climate caused expanding deserts, and removed all trees in regions that our ape ancestors lived |
|
e. |
the cooler, dryer climate made forested area sparser and selected for apes that could travel more easily between forested areas |