What is unique about homo erectus compared to previous hominins?
select one:
a. it first appeared over 3 million years ago
b. it shows very little diversity in its morphology across its geographic distribution
c. it is the first hominin known to have migrated out of africa
d. its cranium is virtually identical morphologically to that of modern humans

c. It is the first hominin known to have migrated out of Africa.

Explanation:

The Homo erectus were the ancient humans which are considered to be over first relatives which used to have human like body shape, short arms and long legs relative to their torso. The main unique feature about these humans is that these were the first humans which migrate out of the Africa and they were the first humans who starting cooking of food for the first time.

it would lead to upper respiratory infections and pneumonia.

wegner's theory did not explain how the continents could move

explanation: