Simplify 7 square root of 3 end root minus 4 square root of 6 end root plus square root of 48 end root minus square root of 54 .
A).11 square root of 6 end root minus 7 square root of 12
B).11 square root of 3 end root minus 7 square root of 6
C).negative 3 square root of 9
D).4 square root of 9