Provide an Appropriate Response $2^{1 / 12}$ B) $2 ^ { 36 }$

Multiple Choice

Provide an appropriate response.
-The doubling time of a population of flies is 3 hours. By what factor does the population increase in 36 hours?

A) $2^{1 / 12}$
B) $2 ^ { 36 }$
C) $2 ^ { 12 }$
D) 36