If -1 < x < 0, which of the following must be true?

[BTGmoderatorDC]

If -1 < x < 0, which of the following must be true?

I. x^3 < x^2
II. x^5 < 1 – x
III. x^4 < x^2

A. I only
B. I and II only
C. II and III only
D. I and III only
E. I, II and III


OA E

Source: GMAT Prep