What hint does the author of " how to jump-start a car battery" give for remembering that you should connect the positive clamp onto the battery before the negative clamp? a. you should always start a conversation in a positive manner, even if you know the outcome will be negative. b. negative outcomes always come after positive actions. c. you should give positive feedback to your friend marvin about his tuba recital before negative. d. having a positive attitude should always be your first approach to any problem