Simplify the Following Algebraic Expression and Express Your Answer Using $\frac { b ^ { - 4 } } { b ^ { 6 } }$

Multiple Choice

Simplify the following algebraic expression and express your answer using positive exponents only. $\frac { b ^ { - 4 } } { b ^ { 6 } }$

A) $- \frac { 1 } { b ^ { 10 } }$
B) $b ^ { 2 }$
C) $\frac { 1 } { b ^ { 2 } }$
D) $b ^ { 10 }$
E) $\frac { 1 } { b ^ { 10 } }$