Number one, quien.
Number two, que.
Number three, lo que.
Number four, quienes.
Answer:
2. Tu pagas con tarjeta de crédito
4. Silvia y Ana ayudan a la señora Sánchez por las tardes
5. Usted lleva una blusa bonita
The sentence says “ I never had to accept this job before.” Trabajo is a noun. If you are trying to say, “ I never had to work before ”, then It would be “trabajar” because it is after the verb “había”.
Skeletal & amp is correct