Evaluate by Using Scientific Notation and the Laws of Exponents $\frac { ( 5,000,000 ) ( 78,000 ) } { 39,000,000,000 }$

Multiple Choice

Evaluate by using scientific notation and the laws of exponents. Leave you answer in scientific notation.
- $\frac { ( 5,000,000 ) ( 78,000 ) } { 39,000,000,000 }$

A) $1.0$
B) $1.0 \times 10 ^ { 1 }$
C) $1.0 \times 10 ^ { - 1 }$
D) $1.0 \times 2$