What caused the accident remains unknown. The underlined clause is-

Correct answer: noun clause. - What caused the accident remains unknown. The underlined clause is a noun clause. - এটি বাক্যের মধ্যে "remains" verb এর Subject হিসেবে কাজ করছে ,তাই এটি noun clause. • Noun clause: - যে সব subordinate clause noun এর কাজ করে থাকে অর্থাৎ, subject, object, complement, বা case in apposition- এর কাজ করে থাকে তাদেরকে বলে noun clause. - Noun clauses are used when a single word isn't enough. • একটি বাক্যের যেসব স্থানে Noun clause বসতে পারে - 1. Verb এর subject হিসেবে। 2. Verb এর object হিসেবে। 3. Verb এর complement হিসেবে। 4. Preposition এর object হিসেবে; 5. Noun/pronoun - এর apposition হিসেবে। Correct answer: noun clause. - What caused the accident remains unknown. The underlined clause is a noun clause. - "remains" verb Subject noun clause. • Noun clause: - subordinate clause noun subject, object, complement, case in apposition- noun clause. - Noun clauses are used when a single word isn't enough. • Noun clause - 1. Verb subject 2. verb object I 3. Verb complement I Source: 1. A Passage to the English Language by S.M. Zakir Hussain. 2. Live MCQ English Wizard by Saleh Ahmed - subordinate clause noun subject, object, complement, case in apposition- noun clause. - Noun clauses are used when a single word isn't enough. • Noun clause - 1. Verb subject 2. verb object I 3. Verb complement I 4. Preposition object 5. Noun/pronoun - apposition I Source: 1. A Passage to the English Language by S.M. Zakir Hussain. 2. Live MCQ English Wizard by Saleh Ahmed