Match the Energy-Yielding Food Component with Its Energy Yield

Match the energy-yielding food component with its energy yield.Choose the best answer.You may use some answers more than once or not at all.
-Animal protein provides:
Answers:

A) 0 Calories per gram
B) 2 Calories per gram
C) 4 Calories per gram
D) 7 Calories per gram
E) 9 Calories per gram