Evaluate the Root Without Using a Calculator or Note That $\sqrt [ 3 ] { - \frac { 125 } { 8 } }$

Multiple Choice

Evaluate the root without using a calculator or note that root is not a real number. $\sqrt [ 3 ] { - \frac { 125 } { 8 } }$

A) $\frac { 5 } { 2 }$
B) $- \frac { 5 } { 2 }$
C) $\frac { 25 } { 4 }$
D) Not a real number