You are exercising on a hot day. Your body temperature goes up. You begin to sweat. The sweat cools your body. Sweating is an example of:

A. Input.
B. Process.
C. Output.
D. Feedback.***

I think D?

4 answers

Poor question. One could argue B, and C also.
The answer is Feedback. I took the test just now.
it is d!
It is d