Which of the Following Statements Correctly Describe(s) E1 Reactions of Alkyl

Multiple Choice

Which of the following statements correctly describe(s) E1 reactions of alkyl halides (RX) ?
I. Rate = k[base]
II. Rate = k[base][RX]
III. Rate = k[RX]
IV. The reactions occur in two or more distinct steps.
V. Rearrangements are sometimes seen.

A) II and IV
B) III and V
C) I, IV, and V
D) I only
E) III, IV, and V