Pratte Boat Wash's cost formula for its cleaning equipment and supplies is $2,510 per month plus $49 per boot. For the month of April, the company planned for activity of 56 boats, but the actual level of activity was 14 boats. The actual cleaning equipment and suppiles for the month was $3,350. The activity variance for cleaning equipment and supplles in April would be closest to: Multiple Choice $2,058 F $1.9040 $1,904 F $2.058 U