Quite unabashed, he began his scholarly lecture on what was obvious to everyone.
Answer: Option A
Solution(By Examveda Team)Unashamed : expressed or acting openly and without guilt or embarrassment.
Unimpressed : feeling no admiration, interest, or respect.
Unnerved : make (someone) lose courage or confidence.
Unchecked : (especially of something undesirable) not controlled or restrained.
Unabashed : not embarrassed, disconcerted, or ashamed.
Synonym of Unabashed is Unashamed
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