What is true about the completely simplified sum of the polynomials 3x2y2 − 2xy5 and −3x2y2 + 3x4y?
A
The sum is a trinomial with a degree of 5.B
The sum is a trinomial with a degree of 6.C
The sum is a binomial with a degree of 5.D
The sum is a binomial with a degree of 6.