In an Experiment,7 $\circ$ CWhat Pressure Does the Gas Exert If It Is Assumed

In an experiment,7.5 mol of chlorine gas are held in a 3.5 L container at 39 ^$\circ$ C.What pressure does the gas exert if it is assumed to be ideal?

A) 5.5 $\times$ 10³ atm
B) 2.9 $\times$ 10⁴ atm
C) 6.9 atm
D) 55 atm
E) 96 atm