Perform the Indicated Operations and Simplify $2 \left( 4 t ^ { 2 } + 7 \right) - 8 \left( t ^ { 2 } + 7 \right) + 6 \left( 6 t ^ { 2 } + 7 \right)$

Multiple Choice

Perform the indicated operations and simplify. $2 \left( 4 t ^ { 2 } + 7 \right) - 8 \left( t ^ { 2 } + 7 \right) + 6 \left( 6 t ^ { 2 } + 7 \right)$

A) $36 t ^ { 2 } - 84$
B) $36 t ^ { 2 }$
C) $52 t ^ { 2 } + 28$
D) $- 36 t ^ { 2 } - 84$
E) $52 t ^ { 2 } + 112$