Which shows one way to determine the factors of x cubed plus 4 x squared plus 5 x plus 20 by grouping?
A
x times open paren x squared plus 5 close paren plus 4 x open paren x squared plus 5 close parenB
x times open paren x squared plus 4 close paren plus 5 times open paren x squared plus 4 close parenC
x squared times open paren x plus 4 close paren plus 5 times open paren x plus 4 close parenD
x squared times open paren x plus 5 close paren plus 4 times open paren x plus 5 close paren