12. What will happen as the following two waves interfere? Explain your ehoiee ' M The waves will cancel each other out and stop travelling. The amplitudes will add and the resulting wave will have a larger amplitude. The waves will continue moving afterward. c. The amplitudes will add and the resulting wave will have a larger amplitude and this resulting wave will move to the left. d. The amplitudes will Subtract and the resulting wave will be smaller in amplitude. The waves will continue moving afterward. 9'?\" 13. Current is meaSured as which of the following? Explain your choice a. the amount of time it takes for l C of charge to pass a point b. the amount ot'energy per unit of charge c. the amount of charge that passes per unit of time d. the Change in eleetIieal potential per unit of time