Tartaric acid is a component of A. Washing soda B. Vinegar C. Baking soda D. Baking powder

The correct answer is: D. Baking powder

Tartaric acid is a component of baking powder. It is a white, crystalline powder that is used as a leavening agent in baking. When baking powder is combined with water, it reacts to produce carbon dioxide gas, which causes the dough or batter to rise.

Washing soda is a white, crystalline solid that is used as a cleaning agent. It is also known as sodium carbonate or soda ash.

Vinegar is a sour liquid that is made by fermenting alcohol. It is made from grapes, apples, or other fruits.

Baking soda is a white, crystalline powder that is used as a leavening agent in baking. It is also known as sodium bicarbonate.