Which of the Following Solvents Is the Best One to Use

Which of the following solvents is the best one to use when taking an IR spectrum? I. Water, $\mathrm { H } _ { 2 } \mathrm { O }$
II. Carbon tetrachloride, $\mathrm { CCl } _ { 4 }$
III. Methanol, $\mathrm { CH } _ { 3 } \mathrm { OH }$
IV. Ethanol, $\mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { OH }$
V. Benzene,

A) I
B) II
C) III
D) IV
E) V