Primates classify as therian mammals and placental, eutherian. A female primate has a good chance of feeding herself and young when it is easy to find mature trees and grasses, large patches of fruit-bearing trees dot the landscape, she lives in a temperate climate.
All of the above fits for a female primate to feed herself and her young. Female primates with good nutrition feed have shorter intervals between the birth of offspring. The main factor to a female primate successful feeding is available food, quality food and distribution of food.
Female primates invest a lot of time with their offsprings than any other mammal.
The correct answer is C.