Compute Gain or Loss

Question $5$ of $10.$

Jackie sold her entire interest in a PTP to an unrelated taxpayer in a fully taxable transaction for a total gain of $$400.$ Her ordinary income component reported to her on her Sales Schedule is $$500.$ What is her capital component?

$$0$ capital gain$/$loss$.$

$$100$ capital loss.

$$100$ capital gain.

$$900$ capital gain.