D. polluted Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to underlined word(s) noisy 17. I clearly remember talking to him in a chance meeting last summer. B. deliberate C. accidental A. unplanned 18. Vietnam's admission to the World Trade Organization countries. (WTO) has promoted its trade relations with other D. unintentional A. restricted VI. Choose the B. balanced C. boosted D. expanded