The Martian surface temperature is 100 degrees below zero at night, so that butter put outside will not ______ .

A．He will pay the fine today.
B．He will return the book after the exam.
C．He will pay the fine after the exam.
D．He will try to find people who put the book on hold.

A．The people’s income has increased, so they can afford the vacation in New York city.
B．Now, traveling to New York city is not so expensive as before.
C．The weakened dollar made hotels, food and entertainment more affordable.
D．New York city becomes more beautiful than before.