He believed that his son was more meritorious than all other boys in his class. (superlative)

• ক He believed that his son was the most meritorious boy in his class. ✅ সঠিক উত্তর
• খ He believed that his son was one of the most meritorious boys in his class.
• গ He believes that his son was the most meritorious boys in his class.
• ঘ He believes that his son was most meritorious boy in his class.