Answer: First option is correct.
Explanation:
Since we have given that
Price of base ticket for a football game is given by

Service charge modeled by the function is given by

We need to find the total cost of a ticket :
p(x) + c(x)
= 15x+10+5x+2
=20x+12
So, we have used Addition operation on the polynomials.
Hence, First option is correct.