Dude like about almost all my mental disorders were caused by childhood trauma, this could've been avoided if people were nice to me as a kid- 18110 x 33

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.