‘Blockbuster’ means-

✅ কেন সঠিক: Originally, a ‘blockbuster’ was a huge bomb used in World War II that could destroy a whole block of buildings. Today it also means a very successful film or book.

❌ অন্য অপশন: A large solid piece of stone is a ‘block’ or ‘boulder’; a device to cut off heads is a ‘guillotine’; something that hinders movement is an ‘obstacle’.

💡 মনে রাখুন: blockbuster: (1) a powerful bomb (original meaning); (2) a big hit film or book (modern meaning).