What Is the Change in Internal Energy $\Delta$ E)of a System When 5

What is the change in internal energy ( $\Delta$ E) of a system when 5.00 $\times$ 10³ J of work is done on the system while it releases 10.0 kJ of energy to the surroundings?

A) -5.00 kJ
B) -10.0 kJ
C) +15.0 kJ
D) +5010 J
E) +4990 J