Name an example of abstraction in marliyn stokstads art history book?

Leon and sara are arguing over when the best time is to degrease soup. leon says that it's easiest to degrease soup when it's boiling. sara says it's easiest to degrease soup when it's cold. who is correct? a. neither leon nor sara is correct. b. leon is correct. c. both leon and sara are correct. d. sara is correct. student b   incorrect which correct answer?

In the artwork "that gentleman" by andrew wyeth what colors are present in the painting?

Ineed someone to describe what they mean in the instructions !