Humble, generous hope it help
Answer:
1. hijastra (the others are jobs and stuff)
2. nieto (this means grandchild the others mean inlaws)
3. artista (artist, the rest are about family)
4. novio (means boyfriend, the rest are family)
5. his (the rest are familial)
6. amiga (this means friend, the rest are step family or half family)
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.