Very few boys were as attentive as Russel. (Superlative)

• ক Rasel was the most attentive boy.
• খ No other boy are the most attentive like Rasel.
• গ Rasel was one of the most attentive boys. ✅ সঠিক উত্তর
• ঘ Rasel is one of the most attentive boy.