Escolha a opção que completa corretamente as frases abaixo.   - I'm trying to _______ how to use my new cell phone. - Why don't you ______ your new jacket? - We're staying home tonight. The party was ______.   a) turn on - go out - put off b) hang up - put on - turned off c) put on - go on - figured out d) figure out - put on - called off