Answer:
C
Explanation:
heterotrophic oragnisms gain energy from other oragnisms and need to break down complex organic molocules to release energy.
If we all had the same DNA that would mean we would all be the same, no differences <span />
Pressure would be my best guess, since no choices were given.
The hypothesis of Rodman and Mchenry's involves mainly in energetic efficiency moving between patches of forest, to the account for the success of the bipedal adaptation in early hominids.
Habitual bipedalism was not driven by the encephalization, but vice versa. Mchenry pointed out that the theories and origin of bipedalism has a significance and speculative, it is important because they are implicated in differentiation.