উত্তর সিলেক্ট করলে সঠিক ও ভুল দেখাবে।
ব্যাখ্যা ও সঠিক সমাধান
উত্তর:
EU
The European Union(EU) is a political and economic union of 27 member states that are located primarily in Europe.
Its members have a combined area of 4,233,255.3 km² and an estimated total population of about 447 million.