Express as a Polynomial

Express as a polynomial.

A) 729x ³ + 567x ² y + 441xy ² + 343y ³
B) 729x ³ + 567x ² y + 1,323xy ² + 3,969y ³
C) 729x ³ + 1,701x ² y + 441xy ² + 3,087y ³
D) 729x ³ + 1,323x ² y + 1,701xy ² + 343y ³
E) 729x ³ + 1,701x ² y + 1,323xy ² + 343y ³