Which of the Following Statements About the Japanese Diet (Parliament)

Which of the following statements about the Japanese Diet (parliament) is INCORRECT?

A) While the lower house can be, and frequently is, dissolved, the upper house cannot.
B) The lower house is more powerful than the upper house.
C) Both houses are comprised predominately of men.
D) The lower house can override the upper house's rejection of an ordinary bill with a two-third majority.
E) The upper house is the larger chamber.