The Star Named Sheat Is of M2 II Spectral Type

Multiple Choice

The star named Sheat is of M2 II spectral type and luminosity class. Based on this information, which of the following are true
I.Sheat has a surface temperature less than the Sun.
II.Sheat has a diameter that is greater than that of the Sun.
III.Sheat is more luminous than the Sun.
IV.Sheat is located near the upper left-hand corner in the H-R diagram.

A) I & II
B) II & IV
C) II, III, & IV
D) I, II, & III
E) I, II, III, & IV