What Is the Change in Internal Energy of 2 $0 \mathrm{~K}$

What is the change in internal energy of 2.00 moles of a monatomic ideal gas as it is heated from $0 \mathrm{~K}$ to 100 $\mathrm{K}$ ?

A) $2,490 \mathrm{~J}$
B) $1,950 \mathrm{~J}$
C) $2,750 \mathrm{~J}$
D) $3,250 \mathrm{~J}$
E) $3,670 \mathrm{~J}$