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”.
Answer:
For Lisa era la más joven de la familia.
Explanation:
The answer is B
For the 2nd question Paulina tenía miedo en la casa de su abuela.
The answer is A
Hope this is helpful. :-)