Please Help!!!! Someone who actually knows how to do this, no guessers I only have one more attempt. I can’t figure out the answer and if I don’t get it right I won’t get my credit recovery. I already eliminated 2 answers.

Answer:
4
Step-by-step explanation:
A fundamental theorem of algebra, the degree of a polynomial is the maximum number of roots the polynomial has.
The degree of the polynomial s 4 so it has 4 roots.