Answer:
In this context, idling means loafing.
The answer is D Letty doesn't make a lot of money waitressing. I got it correct on my test! Let me know if you need an explanation!
According to your question, the answer is the white tailed deer is faster by 12320ft per hour
Look at the surrounding context.
For example
Jeremy was so ecstatic that he had made friends, that he began jumping up and down.
To figure out the meaning of ecstatic, you would think about the clues: 'made friends' and 'jumping up and down'. These both lead you to the idea of being very happy or excited. The actual definition is feeling or expressing overwhelming happiness or joyful excitement...