Consider a Market That Is Initially in Equilibrium with Quantity

Consider a market that is initially in equilibrium with quantity demanded equal to quantity supplied at a price of $20. If the world price of the good is $10 and the country opens up to international trade then in this market we would expect

A) imports will increase, price will decrease, and the supply curve will shift to the left
B) exports will increase, price will be unchanged, and quantity supplied will increase
C) imports will increase, price will fall, and quantity supplied will fall
D) quantity demanded will decrease, quantity supplied will decrease, and price will decrease