Pick out the most effective word from the given words to fill in the blank and make the sentence meaningfully complete:
He has good ____ over the famous world languages.
A
Authority
B
Expertise
C
Hold
D
Command
Correct Option:
D
Explanation
We say someone has a good command of or over a language, meaning strong mastery of it. "Authority over a language" would sound as though the language were taking orders!
