The conquest of Spain was one of the toughest tasks that Napoleon had undertaken. (positive)

• ক Very few tasks that Napoleon had undertaken were as tough as the conquest of Spain. ✅ সঠিক উত্তর
• খ No other task that Napoleon has undertaken was as tough as the conquest of Spain.
• গ The conquest of Spain is not as tough as other tasks that Napoleon had undertaken.
• ঘ Very few task that Napoleon had undertaken was as tough as the conquest of Spain.