Question: How do you cross the busy street to get to the mailbox?
Option 0: You look both ways and then wait until there are no cars and carefully cross the street.
Option 1: If the traffic is especially heavy you take your car and make a right hand turn onto the busy street, turn left at the first street, turn around, get back onto the busy street but this time turn right. go to mailbox, retrieve mail and then repeat the same steps to return safely home.
Answer: 0