Your mother is right! But what you said is completely wrong, hehehe,

Sweet potato belongs to vegetable food!

Also known as sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, Zhu potato, jade pillow potato and so on. , a common perennial dicotyledonous plant, belongs to vegetables.

But internationally, some countries classify it as a staple food, that is, it belongs to food. take for example

Some countries in Africa and Asia live on sweet potatoes.

thank you