Ancient civilizations such as the Phoenicians and the Mesopotamians

Choose the word or phrase (A, B, C, D or E) that best completes the sentence

[চট্টগ্রাম বিশ্ববিদ্যালয় ভর্তি পরীক্ষা ২০১০-২০১১ ইউনিট-c : 2011]

1. use to trade

2. is used to trade

3. used to trade

4. was used to trade

5. are used to trade

Answer

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