Respuesta :

Answer:

A 3x^12 - 2x^8 + x^5

Step-by-step explanation:

Degree of a polynomial:

The degree of a polynomial is given by the highest exponent of x.

In this question:

Option A: 12th degree

Option B: 1st degree

Option C: 3rd degree

Option D: 3rd degree

So the answer is given by option A.