Pretend you are at the zoo and are observing a primate exhibit featuring monkeys. What traits could be used to determine whether the exhibit features a New World or Old World monkey species

Stub for a thumb or no thumb, overall size, shape of fingernails and shape of nostril.

Explanation:

Old world monkeys had no stub for a thumb or had no thumb while the New world monkeys posses this feature.

The overall size of the Old world monkeys was greater than those of New world monkeys.

Old world monkeys had flat fingernails but sharp fingernails have been found in New world monkeys.

Nostrils in the Old world monkeys are narrow and pointed downward but in the New world monkeys the nostrils are round in shape.

the answer is "a.) well–developed vascular system."

explanation:

fossil's are like over rated rocks like low key not gonna lie i don't get why we can't just call them old rocks like for real i mean i call my grandpa and grandma that smh