Personally, I believe that the answer is C.
Hundreds of new words are added to the dictionary each year, and some of these do not have origins within the English language- therefore, other cultures and countries will have adopted these from their original language.
Hope this helps :)
Through my research I found questions similar to this with matching options:
A) modeling
B) perpetuity
C)productivity
D)mentoring
The correct answer to end this sentence would be the first option: modeling.
There's no way to answer that until we know
what fraction of the band are woodwinds.
Of great value; not to be wasted or treated carelessly.