The statement "people eat more when they are alone than when they are with friends" is an example of behavior.
(a) explaining
(b) determining the cause of
(c) describing
(d) predicting

(C) describing

Explanation:

Describing behavior

The behavior of any person which can be measures , observed , repeated is called the behavior .

The examples of Describing behavior is as follows -

debate , improve , label , perform , replace , select , write , cooperate , explore , focus , use , value .

So ,

from the question , the example shown is of the describing behavior .

do all equestions have to be answered