I believe the correct answer would be....C
Viola most likely chose to disguise herself as a man because, at the time, men were viewed as more superior to women and women were often seen as weak and frail compared to men.
Hope this helps!
1: c) did - go
2: b) doesn't
3: a) talked
4: d) had
5: b) bought
For all of these, you just need to make sure the verb tense matches up and that the sentence flows + makes sense.