Read the following context and choose the best option to answer the question.
Context: When will people ever learn the word , no . I had work to do today and with the kids here , they decided it would be a good idea to answer the door before I could walk across the office to the living room front door . The lady at the door was selling a Kirby Carpet Shampooer and told me she wanted to do a Demo . I told her no . I had just shampooed my carpet and I had work .
Question: What led the speaker 's kids to open the door for the Kirby saleswoman ?
Options: 
- None of the above choices .
 - They knew the woman would annoy the speaker and were trying to be funny in a pushy way
 - They are kids and will non discriminately open the door whenever there is a knock
 - They are working with her and she agreed to give them a cut if the speaker bought one


They are kids and will non discriminately open the door whenever there is a knock