Suppose That Econland Adopts a fiXed Exchange-Rate System and Pegs

Suppose that Econland adopts a fixed exchange-rate system and pegs the value of its peso to the U.S. dollar. Which of the following statements is true?

A) Econland's government will have a limited capacity to maintain the peg at the current level if the supply of dollars in the foreign exchange market is continually rising.
B) Econland's government will have a limited capacity to maintain the peg at the current level if the demand for pesos in the foreign exchange market is continually falling.
C) Econland's government will have a limited capacity to maintain the peg at the current level if the demand for Econland's products in the world market is strongly rising.
D) Econland's government will have a limited capacity to maintain the peg at the current level if the demand for U.S. products in Econland is sharply falling.