Justin has started a lawn mowing business in his neighborhood. He is running a weed-pulling special this month. What is the most efficient way to communicate this special with his customers? Cloud computing Emailing Instant messaging Web conferencing

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