Sentence 1: Last Friday, I received an email from my local humane society. 
 Sentence 3: I knew I had the space and time, so I agreed to foster them 
 Sentence 4:  The next day, I picked up a Chihuahua mix and her two puppies 
 Sentence 5:  So far, it has been a very fulfilling experience 
 Option 1: The coordinator wanted to know if I wanted to foster some kittens. 
 Option 2: The coordinator wanted to know if I wanted to foster some dogs.