Which Statement Best Represents the Difference Between Ectotherms and Endotherms

Multiple Choice

Which statement best represents the difference between ectotherms and endotherms?

A) Ectotherms rely on homeostatic mechanisms to maintain body temperature.
B) Ectotherms have a very high daily energy expenditure.
C) Endotherms rely on behavior modification to maintain their body temperature.
D) Ectotherms derive heat from metabolic processes.
E) Ectotherm animals outnumber endotherms.