What Behavior Has an Astonishing Range of Damaging Health Effects

What behavior has an astonishing range of damaging health effects, including causing cancer of the lungs, mouth, throat, esophagus, larynx, bladder, kidney, cervix, pancreas, and stomach? It causes cardiovascular disease and leads to heart attacks.It also causes strokes and causes vision, hearing, taste, and smell to decline more quickly and causes more deaths than any kind of cancer.

A) overeating
B) excessive drinking
C) smoking
D) lack of exercise