Use the Following Two Statements to Answer This Question

Use the following two statements to answer this question:
I.Sensitivity analysis examines how an investment's NPV changes as we change the values of more than one input variable at a time.
II.Scenario analysis examines how an investment's NPV changes as we change the value of one input variable at a time.

A) I and II are correct.
B) I and II are incorrect.
C) I is correct, II is incorrect.
D) I is incorrect, II is correct.