Using the Appropriate Property and Then Check with a Calculator $\frac { 10 ^ { - 9 } } { 10 ^ { \gamma } }$

Multiple Choice

Using the appropriate property and then check with a calculator. Leave answers without denominators. $\frac { 10 ^ { - 9 } } { 10 ^ { \gamma } }$

A) $10 ^ { 16 }$
B) $10 ^ { - 2 }$
C) $10 ^ { 2 }$
D) $10 ^ { - 16 }$
E) $10 ^ { 7 }$