1.
Your Answer is
Correct Answer is D
Explanation
Item D: The logical subject of the adverbial in operation since 1873 at the beginning of the sentence is cable cars, so the subject of the sentence should be cable cars, and item D is correct.
1.
Your Answer is
Correct Answer is D
Explanation
Item D: The logical subject of the adverbial in operation since 1873 at the beginning of the sentence is cable cars, so the subject of the sentence should be cable cars, and item D is correct.