Factor the Four-Term Polynomial by Grouping $x y + y + 3 x + 3$

Multiple Choice

Factor the four-term polynomial by grouping.
- $x y + y + 3 x + 3$

A) $( x + 1 ) ( 3 y + 3 )$
B) $( x + 1 ) ( y + 3 )$
C) $( 3 x + 3 ) ( y + 1 )$
D) $( x + 3 ) ( y + 1 )$