At the formation of Berry Partnership, Straw contributes land with a basis of $170,000 and a fair market value of $510,000, and Rasp contributes cash of $510,000. Straw and Rasp share profits and losses equally. When the land is sold two years later for $850,000, Rasp must recognize a gain of how much?

Group of answer choices

$510,000

$680,000

$170,000

$340,000