The answer is A.Squirrel Monkey. Gibbons and Orangutans do not have tails, Macaques do not have prehensile tails.
Explanation:
purines-Double carbon-nitrogen ring with four nitrogen atoms
pyrimidines-Single carbon-nitrogen ring with two nitrogen atoms
I don't know which specific examples do you need to include, but I am pretty sure that as a regular animal, squirell might need such resources as <span>food, water, and a habitat. These three points are enough to satisfy basic needs.</span>