Many islands make up ___.

✅ কেন সঠিক: An archipelago is a group of many islands, e.g. Indonesia and the Philippines.

❌ অন্য অপশন: ‘an isles’ is ungrammatical; a peninsula is land almost surrounded by water; a continent is a large landmass.

💡 মনে রাখুন: Archipelago = দ্বীপপুঞ্জ; peninsula = উপদ্বীপ; isthmus = যোজক।