PLLLLLLLLZ HELP I HAVE A DEADLINE Two elevators begin descending from the same height. Elevator A has descended 4 feet after one second, 9 feet after two seconds, 14 feet after three seconds, and so on. Elevator B has descended
3.5 feet after one second, 6.5 feet after two seconds, 9.5 feet after three seconds, and so on.
How many feet would each elevator descend in 10 seconds?

A: 59 ft; B: 36.5 ft

A: 49 ft; B: 30.5 ft

A: 85 ft; B: 72 ft

A: 54 ft; B: 33.5 ft