【单选题】Henry Morris, an English professor, asks his college English classes to count 'loan words' . These are words we use that were taken directly from other languages. He jokes about the term 'loan words' ...
A.
Professor Morris and his English classes in college
B.
some jokes about the term 'loan words'
C.
the meaning and using of 'loan words' in English
D.
the difference between loan words and imported words