Mark the letter A, B, C, or D to indicate th...

Câu hỏi: Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions.

A. Although increasing urbanization has led to problems, but cities are centers of civilization and culture.

B. Despite increasing urbanization has led to problems, but cities are centers of civilization and culture.

D. Though increasing urbanization has led to problems, cities are centers of civilization and culture.