According to Harris, market makers: a. Complete quick round-trip trades without assuming much inventory risk b. Other c. Offer liquidity to obtain better prices for trades they want to do d. Trade on price discrepancies between two or more markets e. Buy and sell misvalued instruments According to Harris, value traders: a. Trade on price discrepancies between two or more markets b. Complete quick round-trip trades without assuming much inventory risk c. Offer liquidity to obtain better prices for trades they want to do d. Buy and sell misvalued instruments e. Other