Very few workers were as hard-working as Yank. ( superlative)

• ক No other worker is the most hard-working like Yank.
• খ Yank was of the most hard-working worker.
• গ Yank was one of the most hard-working workers. ✅ সঠিক উত্তর
• ঘ Yank was the most hard-working worker.