Primates, the category of mammals including apes and humans, emerged about how many million years ago?
A36
B24
C5.6
D2.5
Answer & Solution
Correct answer: A. 36
1. Hominoids appeared by about 24 mya.
2. Primates emerged about 36 mya.
3. Hominids came about 5.6 mya.
_Source: syllabus Themes in World History, Theme 1, From the Beginning of Time._
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