Beneath the Moveable Piston in the Drawing,2

Beneath the moveable piston in the drawing,2.25 moles of a monatomic ideal gas is enclosed at 314 K.The initial volume of the gas is 3.0 m³.The gas is compressed isothermally to a final volume of 1.0 m³.How much heat is removed from the gas during this process?

A) -6450 J
B) -4300 J
C) -2900 J
D) -1450 J
E) zero joules