GIven a chess board of n rows and n columns in each move a knight moves either. Both the knight and bishop capture any piece that is on a position it moves to

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