Earned and Unearned Income, Transfers from Others (LO. 3) Elwood is retired. During 2020, he receives $9,200 in Social Security benefits. In addition, he receives $6,400 in cash dividends on stocks that he owns and $8,200 in interest on tax-exempt bonds. Assuming that Elwood is single, what is his gross income if a. He receives no other income? $ 6,400 b. He also receives $11,500 in unemployment compensation? $| 20,750 c. He sells some land for $79,600 and he paid $43,500 for the land? $ 50,020 X