Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions. Câu 29. We live in a world. Immediate and easy access to information is a standard expectation there. A. Immediate and easy access to information in the world we live in is a standard expectation. B. Immediate and easy access to information is expected to be standardized in the world we live in. C. People living in this world expect that immediate and easy access to information is a standard. D. It is expected that immediate and easy access to information in the world we live in is a standard. Câu 30. Urban population grows and the effects of climate change worsen. Therefore, our cities have to adapt. A. Our cities have to adapt if urban population grows and the effects of climate change worsen. B. As the urban population grows and the effects of climate change worsen, our cities have to adapt. C. Our cities are always adaptive to urban population growth and the effects of climate changes. D. Urban population growth and effects of climate changes are worsening, which make our cities more adaptive.