What is the term for the increased energy expenditure that occurs after eating a meal?

there are so many examples for that in different areas, like biology experiment carried out in our lab recently.

here's one link:

correct answer is a. and d.

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.