Multiply or Divide and Write Scientific Notation for the Result $\left( 5 \times 10 ^ { 6 } \right) \left( 8 \times 10 ^ { 8 } \right)$

Multiple Choice

Multiply or divide and write scientific notation for the result.
- $\left( 5 \times 10 ^ { 6 } \right) \left( 8 \times 10 ^ { 8 } \right)$

A) $40 \times 10 ^ { 15 }$
B) $4 \times 10 ^ { 14 }$
C) $4 \times 10 ^ { 15 }$
D) $40 \times 10 ^ { 48 }$