Sentence 1: I got a call from a stranger today. 
 Sentence 3: The caller stated he was selling health insurance 
 Sentence 4:  I told him I had health insurance 
 Sentence 5:  I told the caller to not call my phone number again 
 Option 1: I ask who the person the person was. 
 Option 2: My husband ask who the person the person was.