24.

Answer and Explanation

Your Answer is

Correct Answer is H

Explanation

Before and after the underlined part is a complete sentence, so separated by a semicolon, H is correct.

F/G item: That guides the attributive clause, which needs to be the subject or object in the clause, and there is no lack of subject and object in the F/G item clause.

Item J: There is no conjunction connection between the two complete sentences, which is wrong.