Correct Answer & Explanation
Option C
• 'Abound' means to exist in large quantities or to be full of something (বাংলা অর্থ: প্রচুর পরিমাণে থাকা).
• 'Teem' means to be full of or swarming with, which directly matches the meaning of abound.
• 'Appendage' refers to a thing attached to something larger or more important.
• 'Discompose' means to agitate or embarrass.
• 'Obdurate' means stubbornly refusing to change one's opinion.