which expression is correctly developed to use the power rule of exponents.

responses: \left( 7 ^ { 4 } \right) ^ { 8 }, 12 ^ { 9 } , \left( 7 ^ { 8 } \right) \times \left( 7 ^ { 10 } \right) , \left( -5 \right) ^ { 0 }

The expression that is correctly developed to use the power rule of exponents is:

\left( 7 ^ 8 \right) \times \left( 7 ^ {10} \right)