Simplify Assume That Variables in the Exponent Represent Nonzero Integers $x ^ { 8 t } \cdot x ^ { 7 t } \cdot x ^ { 9 t + 2 }$

Multiple Choice

Simplify. Assume that variables in the exponent represent nonzero integers and that all other variables are not 0.
- $x ^ { 8 t } \cdot x ^ { 7 t } \cdot x ^ { 9 t + 2 }$

A) $x ^ { 504 t + 2 }$
B) $t x ^ { 24 t } + 2$
C) $t ^ { 504 t + 2 }$
D) $x ^ { 24 t + 2 }$