por favor me ajudem, marco como melhor resposta quem me mandar a resposta primeiro

Resposta:
Explicação:
a) they were wearing jeans
b) Mike was holding a backpack
c) Mandy wasn't carrying magazines ( acho que isso nao conta como revista)
d) They weren't listening to music
e) Mike wasn't talking on his cellphone
f) Mandy was smiling