"physically fit" doesn't involve your mental/ emotional health, it normally involves using your arms, legs and brain, which in short your brain involves those of number 2
The correct answer is B. Addiction
A is the answer to the question
All living beings are made up of basic units called cells; for this reason it is said that the cell is the structural unit of living beings. In the cell, all the functions and chemical reactions necessary for life are carried out; in addition, it participates in the reproduction processes
