During the year, Mina sold the following personal assets, all of which she had acquired within the last $10$ years.

Asset

Cost

Proceeds

Automobile

$20,000$

$18,000$

Boat

$600$

$1,500$

Painting

$600$

$1,300$

Jewellry

$1,400$

$200$

Her capital gain for the year from these dispositions is:

$$900$

$$800$

$$500$

$$400$