Question

He has good ____ famous world languages
a) authority under
b) over expertise
C) hold
D) command over​

Answer 1

Answer:

command over

THIS IS THE RIGHT ANSWER

Answer 2

Answer:

He has good command over famous world languages

Explanation:

command over:

command over is a prepositional phrase which shows the mastery aor authority over something, that can be any action or activity.

Here the speaker wants to convey the meaning that a person is knowing many languages means that he is a learned person in the field of many world languages.

So the meaning is that the person has a mastery over the many world languages , so the correct way to say the same thing is by using prepositional phrase which increases the beauty of the sentence.

So the correct prepositional phrase for this meaning or the sentence is command  over which shows the mastery or authority over some activity or thing.

So the correct sentence would be :

He has good command over famous world languages.