Sentence 1: Amanda had a test coming up that she had to study for. 
 Sentence 3: She really wanted to go, but knew it was best not to 
 Sentence 4:  All of her classmates went to the concert and had a great time 
 Sentence 5:  The next day, Amanda was the only person to get an A on the test 
 Option 1: However, there was a big concert the night before. 
 Option 2: Amanda heard of a big concert the night before, and opted to go.