Which of the Following Hypotheses Is a Two-Tailed Test

Multiple Choice

Which of the following hypotheses is a two-tailed test?

A) Hamburger consumption differs among men and women
B) Men consume more hamburgers than women
C) Women are more concerned with the health consequences associated with eating hamburgers than are men
D) There is no difference in hamburger consumption among men and women
E) All of the above are two-tailed tests