explain

19. The Kennedy Company sold land for $60,000 in cash. The land was originally purchased for $40,000, and at the time of the sale, $15,000 was still owed to First National Bank on that purchase. After the sale, The Kennedy Company paid off the loan to First National Bank. What is the effect of the sale and the payoff of the loan on the accounting equation? a. assets increase $20,000; liabilities decrease $15,000; owner's equity increases $5,000 b. assets increase $5,000; $15,000 c. assets increase $60,000; liabilities decrease $15,000;, owner's equity increases $20,000 d. assets increase $20,000; liabilities decrease $15,000; owner's equity increases $35,000 liabilities decrease $15,000; owner's equity increases $20,000