Humans possess several characteristics that, when taken together, differentiate them from other organisms. These characteristics include A. All of the above are correct. B. large brain relative to body mass. C. opposable thumbs. D. bipedalism.

The correct answer is - option A.

Explanation:

Humans posses various characteristics or trait that combined together or as in whole separates them from other organisms. These traits are include various traits that are:

large brain and cranial capacity to body mass, opposable thumbs, and bipedalism which means using two feet for walking only and others, there are several other characteristic like thermoregulation and other.

Thus, the correct answer is - option A.