Factor Completely Using the Grouping Method to Factor Trinomials $$4 y ^ { 2 } + 18 y - 10$$

Multiple Choice

Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.
- $$4 y ^ { 2 } + 18 y - 10$$

A) $2 ( 2 y + 1 ) ( y - 5 )$
B) prime
C) $2 ( 2 y - 1 ) ( y + 5 )$
D) $( 4 y - 2 ) ( y + 5 )$