Can some one help me with this answer?

Which of the following represents the range of the graph of f(x) below

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

What are the domain and range of the function f(x)=2^x+1