Arbitrarry -> arbitrary
desstitute -> destitute
You answer is B as end would be the object other than bus in your sentence.
The two reasons could be that 1) they commited fraud by issuing learners and drivers licence and 2)they are people of law but they did things illegally.or they didn`t do their work. remember that when we talk about a bail we are talking about properties and it could be common to fraud with the properties like money or things that are deposited to a court.
Answer:
according to Me B is the answer maybe
1) with
2) on
3) in
4) along
5) to
6) on
7) beside
8) during
9) beneath
10) across
11) after
12) throughout
13) at
14) with
15) near
16) against
17) inside
18) before
Hopefully these are right!