I thought that ---- was the last one.

the most prettiest of all

prettiest one of all

the prettiest one from all

the prettiest one of all

প্রশ্ন: I thought that ---- was the last one.

ব্যাখ্যা:

Superlative degree তে article the বসে। এবং অনেকের মধ্যে বুঝালে one of বসে