[Q]: How does the sentence end?

Even from outside, I could hear Maria clearly but could not hear Betty well as
OPTIONS:
- Maria has a quiet voice.
- Betty has a quiet voice.

[A]: Betty has a quiet voice.

[Q]: How does the sentence end?

Although Aaron was a happier person than Samuel,
OPTIONS:
- Aaron frequently varried in their own self esteem.
- Samuel frequently varried in their own self esteem.

[A]: Aaron frequently varried in their own self esteem.

[Q]: How does the sentence end?

The bureau handled tax questions but regulation questions were sent to the administration, as the
OPTIONS:
- bureau was authoritative in regulatory matters.
- administration was authoritative in regulatory matters.

[A]:
administration was authoritative in regulatory matters.