Emotional hunger differs from physical hunger because... A. it begins suddenly.
B. it happens at the same time every day.
C. it starts gradually and becomes more intense.
D. it occurs after you have not eaten for several hours.

What is the main difference between trace elements and the main elements that make up the body? 1) main elements consist of heavier atoms. 2) trace elements are only needed in small amounts. 3) trace elements consist of heavier atoms. 4) main elements are only needed in small amounts.