Simplify the Expression, and Combine Like Terms $$6 \left( 2 a ^ { 2 } + 9 a b \right) - a ( 2 a - 5 b )$$

Multiple Choice

Simplify the expression, and combine like terms.
- $$6 \left( 2 a ^ { 2 } + 9 a b \right) - a ( 2 a - 5 b )$$

A) $14 a ^ { 2 } + 59 a b$
B) $14 a ^ { 2 } + 9 a b - 5 b$
C) $10 a ^ { 2 } + 59 a b$
D) $10 a ^ { 2 } + 49 a b$