Please answer both questions. Please do not put them together. Keep them seperate.1. Provide examples of reinforcement systems, natural reinforcers, and differential reinforcement. Since the value of reinforcers can change over time, how can teachers determine whether or not a reinforcer still has value?Review The Autism Society of America website.URL:http://www.autism-society.org/2. After answering the main question, try this:Do reinforcement systems need to change with student age/maturity?