Answer:
Correct option is:
C. 1
Explanation:
The power of any term in the polynomial is the power of x.
Here, we are given a polynomial:

We have to find the power of the term with the coefficient of 6
The term with the coefficient of 6 is 6x
Power of that term is 1
(Since, power of x is 1)
Hence, Correct option is:
C. 1