Vocabulary Booster১টি পরীক্ষায় এসেছেপ্রশ্ন ৪What is the meaning of the word, ' Gainsay'?কক) To refuse to accept something as the truth.খখ) Be fully aware or cognizant of.গগ) Questioning a statement and demanding an explanation.ঘঘ) To declare or affirm solemnly.উত্তর দেখুন