What Is the Average Kinetic Energy in (KJ/mol) of Nitrous $\degree$

What is the average kinetic energy in (kJ/mol) of nitrous oxide (N₂O) molecules at 30.0 $\degree$ C?

A) 0.906 kJ/mol
B) 3.78 kJ/mol
C) 288 kJ/mol
D) 147 kJ/mol
E) 2.52 kJ/mol