Which of the following actions would make a pulse travel faster along a stretched string? more than one answer may be correct. if so, give all that are correct. a. move your hand up and down more quickly as you generate the pulse. b. move your hand up and down a larger distance as you generate the pulse. c. use a heavier string of the same length, under the same tension. d. use a lighter string of the same length, under the same tension. e. stretch the string tighter to increase the tension. f. loosen the string to decrease the tension. g. put more force into the wave.