Sentence 1: I took my son to the doctor this morning because his eyes were red. 
 Sentence 3: While there, I read my son a book 
 Sentence 4:  We were then called back to the exam room where we saw the doctor 
 Sentence 5:  She checked his eyes and sent us on our way 
 Option 1: We sat in the waiting room for about five minutes. 
 Option 2: We sat in the waiting room for about five minutes and I didn't say anything the whole time.