the best hypothesis

3. Which of the following is the best hypothesis for this experiment?

A) Will drug X lower cholesterol levels in men between the age of 50 and 70 years?

B) Drug X will lower cholesterol levels in men.

C) Since high cholesterol levels significantly increases several health risks for men, drug X is most likely beneficial.

D) Men between the age of 50 and 70 years will have reduced cholesterol levels if they take drug X over a 3 week period.

E) There is no significant difference in cholesterol levels between men that take drug X and those that don’t take it.