Lamar Corporation Originally Purchased Land for $20,000

Lamar Corporation originally purchased land for $20,000. It later sold the land for $20,000 in cash. Which of the following is true of the effect of the sale of land on the accounting equation?

A) Assets increase and liabilities decrease by $20,000.
B) Assets and equity increase by $40,000.
C) Assets increase by $20,000; equity increases by $20,000.
D) The amount of total assets remains the same.