Sentence 1: Cathy recently took a trip to the Bahamas. 
 Sentence 3: Cathy was scared that the dolphins would attack her 
 Sentence 4:  However, Cathy was surprised at how docile the dolphins were 
 Sentence 5:  Cathy was so glad she took the chance to swim with the dolphins 
 Option 1: She joined a protest against dolphins in captivity and pledged to never swim with them. 
 Option 2: While in the Bahamas, Cathy decided to swim with dolphins.