For the three-part question that follows, provide your answer to each part in the given workspace. Identify each part with a coordinating response. Be sure to clearly label each part of your response as Part A, Part B, and Part C. Use the scenario below to answer Parts A, B, and C.

Jenny teaches piano lessons and charges $25 for every 30-minute session.

Part A: Create a step function to represent the fees for Jenny's piano sessions. Write the step function for the first 2 hours.

Part B: Explain how to graph the step function on a coordinate plane. Be specific as to the type of endpoint needed for each line segment of the graph.

Part C: How much would Jenny charge a student if the session was 1 hour and 10 minutes long?