`x^4+xy^3 + xz^3+x^2y +y^4 +yz^3` के गुणनखण्ड होंगे

Options

A. `(x + y + z) (x^2 + y^2 + z^2) (x -y)`
B. `(x^2 +y^2) (x - y + z) (x-y-z)`
C. `(x+ y) (x^3 + y^3 +z^3)`
D. `(x-y)(x^3 -y^3 +z^3)`

Answer

C