Sam is studying the interaction between porcupines, pinion pine trees, and pine bark beetles. Over the course of his study in Colorado, he observes the behaviors of 25 porcupines, records the location of 151 pinion pines, and traps 332 beetles. How many populations does his study include?
A) 1
B) 3
C) 508
D) 151
E) There is not enough information to answer the question.

Question

Quizplus · Accepted Answer

Sam's study includes three distinct populations: porcupines, pinion pine trees, and pine bark beetles. Each of these groups represents a separate population being studied.

Sam Is Studying the Interaction Between Porcupines, Pinion Pine Trees