The answer could be Fue or Era
What the other guy said was right, I just want to add that if you see something “I drove many times” that would be imperfect. Anything in the past that was done more than once is imperfect
Example
“Yo manejaba muchas veces”
“Yo jugaba cada mes”
“Yo manejé una vez”
B. Fueron
Fui is speaking in terms to yourself
Fueron is the best choice because you are talking about what your grandparents did or were they went, in this case you can almost assume the grandparents were doctors there for B. Is the appropriate response.
Answer:
The translation to spanish of the "the career" is "la carrera"
i hope that could help u
first blank: limpiaba, second blank: saca, so it's the 2nd one.