Of the thousand of known volcanoes in the world,the overwhelming majority are dormant

Choose the word or phrase(A,B,C,D or E) that best keeps the meaning of the underlined word or phrase in the sentence

1. Of the thousand of known volcanoes in the world,the overwhelming majority are dormant

[চট্টগ্রাম বিশ্ববিদ্যালয় ভর্তি পরীক্ষা ২০১৪-২০১৫ ইউনিট-c : 2015]

1. unpredictable

2. minor

3. inactive

4. Duncharted

5. permanent

Answer

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