Which of the Following Expressions Is/are Defined?
A $\sin ^ { - 1 } \left( - \frac { 1 } { 5 } \right)$

Multiple Choice

Which of the following expressions is/are defined?
A. $\sin ^ { - 1 } \left( - \frac { 1 } { 5 } \right)$
B. $\sin ^ { - 1 } \left( \frac { 3 } { 2 } \right)$
C. $\tan ^ { - 1 } ( 2 )$

A) A and B
B) B and C
C) A and C
D) Only A