Question

which of the following sentence is punctuated correctly?
a- Students are concerned about their upcoming exam, they are studying for it in the library after school.
b- Students are concerned about their upcoming exam; they are studying for it in the library after school.
c- Students are concerned about their upcoming exam they are studying for it in the library after school.

Answer 1

Answer:A

Explanation: A is the answer because it's a compound sentence which flows hence the comma

B is wrong because semi colons denotes listing of items

C is wrong because there's not even a single pause,it's wrong

Answer 2

Answer:

Students are concerned about their upcoming exam; they are studying for it in the library after school.

Explanation: