A developer is writing a mobile app that uses Amazon API Gateway to interface with backend resources. The developer can be represented as a(n) for the purposes of authenticating calls to the API.

Two students are discussing the flow of electricity. student a says that voltage is a measure of the amount of electron flow in a circuit. student b says that power is the product of voltage and current. which of the following statements is correct? a. only student a is correct b. only student b is correct c. both of the two students are correct d. neither of the two students is correct