In an introductory acid–base context, an acid spill can be neutralized most appropriately by adding which of the following?

• A. A base such as sodium bicarbonate ($N_a{H}_0{C}_{O_3}$)
• B. A strong acid such as hydrochloric acid ($HCl$)
• C. An oxidizing agent such as hydrogen peroxide ($H_2{O}_2$)
• D. A neutral salt such as sodium chloride ($N_{a}Cl$)

Answer: (A)