Express the Value Without Exponents $\left( 8 \times 10 ^ { 5 } \right) \times \left( 9 \times 10 ^ { 2 } \right)$

Multiple Choice

Express the value without exponents.
- $\left( 8 \times 10 ^ { 5 } \right) \times \left( 9 \times 10 ^ { 2 } \right)$

A) 7,200,000,000
B) 72,000,000
C) 720,000,000
D) 72,000,000,000