Read the following context and choose the best option to answer the question.
Context: He adjusted the idle , and it purred like a kitten . Well , maybe a tiger . But it ran good . Sharon , Donald , and I , took a trial run out in the bay . It runs great!We are back in business!Back to the trailer to shower , eat dinner , and out shopping with Tom , Vi , and the kids .
Question: What may of hummed like a tiger ?
Options: 
- A wagon
 - A car
 - A bicycle
 - None of the above choices .


A car