A market comprised of a downward-sloping demand curve that intersects an upward-sloping supply curve is said to be stable because:

A market comprised of a downward-sloping demand curve that intersects an upward-sloping supply curve is said to be stable because:
A.price will never change.
B.demand will never change.
C.quantity will never change.
D.at any price other than equilibrium, forces in the market move price towards the equilibrium.
正确答案：at any price other than equilibrium, forces in the market move price towards the equilibrium.