The answer is I was going to be late for band practice; therefore, I decided to bring the band director a cookie.
<em>This form of a sentence is called conjuction. This is the best practice to connect sentences and to make coordination in terms of cause and effect. The conjuction used in this sentence is the word "therefore". </em>
All you have to do is basically as you said, drop the e in exposure and add -ure to the end.
Exposure
Do you have any choices??