An investor uses the equity method to account for an investment in common stock. After the date of acquisition, the investment account of the investor is

A$.$ Not affected by its share of the earnings or losses of the investee.

B$.$ Not affected by its share of the earnings of the investee, but is decreased by its share of the losses of the investee.

C$.$ Increased by its share of the earnings of the investee, and is decreased by its share of the losses of the investee.

D$.$ Increased by its share of the earnings of the investee, but is not affected by its share of the losses of the investee.