What is the degree of the polynomial in the expression below?
2x7 + 4 - 3x3 + 5x8 - 4x
a. 2
b. 7
c. 8
d. 5

In order to know the degree of the polynomial of a given expression, look for the variable having the largest exponent. So in the given polynomial above, the largest exponent is 8. Therefore, the polynomial has a degree of 8. So the answer would be option C. Hope this answer helps. 

A. is the answer in this question