What Magnitude Impulse Will Give a 2

Multiple Choice

What magnitude impulse will give a 2.0-kg object a momentum change of magnitude +50 kg∙m/s?

A) + 25 N∙s
B) - 25 N∙s
C) + 50 N∙s
D) - 50 N∙s
E) + 100 N∙s