Correct Answer & Explanation
Option C
• 'FRIVOLOUS' means not having any serious purpose or value; carefree and superficial (চপল, ছ্যাবলা, তুচ্ছ).
• 'Petty' means of little importance; trivial, which is a close synonym.
• 'Serious' means acting or speaking sincerely and in earnest.
• 'Meaningful' means having meaning, significance, or purpose.
• 'Profound' means (of a state, quality, or emotion) very great or intense.