Concept:Common Ghanaian cooking methods are those used daily for most local staple foods.
Explanation:Boiling is widely used for foods like rice, yam, plantain, and maize dishes.
Frying is also common for foods such as fish, plantain, and bean cakes.
Baking, roasting, and steaming are used, but not as commonly for everyday Ghanaian meals.
Therefore, the most commonly used methods in Ghana are boiling and frying.
Answer:B. boiling and frying.