Suppose That the Competitive Market for Rice in Japan Was

Suppose that the competitive market for rice in Japan was suddenly monopolized. The effect of such a change would be:

A) to decrease the price of rice to the Japanese people.
B) to decrease the consumer surplus of Japanese rice consumers.
C) to decrease the producer surplus of Japanese rice producers.
D) a welfare gain for the Japanese people.
E) increase the consumption of rice by the Japanese people.