সঠিক উত্তর হচ্ছে: উত্তর কোরিয়া
ব্যাখ্যা: The developed nations of the world have much higher literacy rates with smaller gaps – if any – between the genders. Thirty-one nations reported literacy rates of 99.0% or above. Four countries reported 100% literacy among their people:\n\nAndorra\nGreenland\nNorth Korea\nUzbekistan