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.
Por las creencias que vienen desde años atrás y estos eran a vistos como mala suerte
Answer:
q1.chair q2.pencil sharpener 3.computer screen 4.4.backpack 5.door