ব্যাখ্যা
The correct answer is (b) acme.
Word Analysis:
— Acme (Noun): the highest point of achievement or excellence; the peak, pinnacle, zenith.
Example: 'He reached the acme of his literary career' means he reached the very peak/highest point of success in his writing life.
Bangla meaning: শীর্ষ, সর্বোচ্চ পর্যায়, শিখর।
Other Word Meanings:
✗ abattoir — a slaughterhouse (কসাইখানা)
✗ admonish — to warn or reprimand (সতর্ক করা বা ভর্ৎসনা করা)
✗ penury — extreme poverty (চরম দারিদ্র্য)
Synonyms of Acme: peak, apex, pinnacle, zenith, summit, climax.
Source: Oxford Advanced Learner's Dictionary; Merriam-Webster.