Which Lifestyle Is Most Likely to Lead to Infertility in a Male

Multiple Choice

Which lifestyle is most likely to lead to infertility in a male?

A) a man who is a semiprofessional athlete
B) a man who works as a computer programmer and sits at a desk the majority of the day
C) a man who works as an mechanic
D) a man who works for a company that applies pesticides to lawns
E) a man who works as a teacher