Jack's by the Tracks Has the Following Partial Balance Sheet

Jack's by the Tracks has the following partial balance sheet: $\begin{array}{c}\text { JACK'S BY THE TRACKS }\\\text { Balance Sheet (partial) }\\\begin{array}{lr}\text { Stockholders' Equity: }\\\text { Common Stock } & \$ 6,000,000 \\\text { Retained Earnings } & 2,000,000\\\text { Total Paid-in capital and retained earnings } & 8,000,000 \\\text { Add: Unrealized gain on available-for-sale securities } & 800,000 \\\text { Total Stockholders' Equity: }&\$8,800,000\end{array}\end{array}$ What effect will the unrealized gain on available-for-sale securities have on comprehensive income?

A) No effect on comprehensive income.
B) Increase of $800,000 in comprehensive income.
C) Increase of $8,800,000 in comprehensive income.
D) Decrease of $800,000 in comprehensive income.