Read the following context and choose the best option to answer the question.
Context: Tired , but happy , Carl makes a pit stop on the way back to Westminster and orders us eight cones from Mickey D 's . It was Rita 's Ice at the harbor for $ 32 . or McD 's on the road for $ 8.72 .
Question: Why did they get ice cream at McDonald 's instead ?
Options: 
- McDonald 's was closer to them than the Rita 's .
 - They got more ice cream for cheap from McDonald 's .
 - None of the above choices .
 - They like McDonald 's ice cream better than Rita 's .


They got more ice cream for cheap from McDonald 's .