 
<prompt> Kai works for his local chinese takeaway as a delivery driver and as they were working tonight, they drove to an address to deliver the food then Kai rung the doorbell. 
From the context mentioned, how would you respond to the following inquiry? 
What will Kai want to do next? 
A. knock on the window B. deliver the food C. not wait for someone to answer <response>: B. deliver the food 