Answer:Jimmy Wells arrested Silky Bob beacuse he was very true to his job as a policeman and because Silky Bob was a big criminal even though they were friends.
Explanation:
All you have to do is basically as you said, drop the e in exposure and add -ure to the end.
Exposure
I think its the last one (to publicize a job opening or look for a job)
I HOPE THAT HELP- -.-