To answer this question, you need to have knowledge about different types of acids and their uses.
Option A) Acetic acid - This option is incorrect because acetic acid is commonly known as vinegar and is not used in car batteries.
Option B) Hydrochloric acid - This option is incorrect because hydrochloric acid is a strong acid, but it is not commonly used in car batteries.
Option C) Nitric acid - This option is incorrect because nitric acid is a strong acid, but it is not commonly used in car batteries.
Option D) Sulfuric acid - This option is correct because sulfuric acid is commonly used in car batteries. It is a strong acid and is known as the 'Oil of Vitriol'.
The correct answer is D) Sulfuric acid.