Find the Exact Value Of $\log _ { 8 } \sqrt [ 3 ] { 64 }$

Multiple Choice

Find the exact value of $\log _ { 8 } \sqrt [ 3 ] { 64 }$ without using a calculator.

A) $\frac { 64 } { 3 }$

B) $\frac { 3 } { 64 }$

C) $\frac { 16 } { 3 }$

D) $\frac { 2 } { 3 }$

E) $- 1$