Final answer:
The statement 'I used both baking powder and strawberry for my cake' is true. Baking powder helps cakes rise by producing carbon dioxide gas, and strawberry can be added for flavor or as a topping.
Step-by-step explanation:
The statement 'I used both baking powder and strawberry for my cake' is true. Baking powder is commonly used in cakes because it helps them rise by producing carbon dioxide gas. Strawberry can be added to a cake for flavor or as a topping. So, using both baking powder and strawberry is a valid combination for making a cake.