Which one of the following salt(s) is used as a food preservatives?

Sodium benzoate is commonly used as a food preservative. 𝐄𝐱𝐩𝐥𝐚𝐧𝐚𝐭𝐢𝐨𝐧: Sodium benzoate is the sodium salt of benzoic acid. It's frequently added to food and beverages like tomato juice to inhibit the growth of mold, yeast, and some bacteria. 𝐎𝐭𝐡𝐞𝐫 𝐬𝐚𝐥𝐭𝐬 𝐮𝐬𝐞𝐝 𝐚𝐬 𝐟𝐨𝐨𝐝 𝐩𝐫𝐞𝐬𝐞𝐫𝐯𝐚𝐭𝐢𝐯𝐞𝐬: 𝐒𝐨𝐝𝐢𝐮𝐦 𝐜𝐡𝐥𝐨𝐫𝐢𝐝𝐞 (𝐜𝐨𝐦𝐦𝐨𝐧 𝐬𝐚𝐥𝐭): While primarily used for flavor, salt also acts as a preservative by creating an environment that discourages microbial growth. 𝐒𝐨𝐝𝐢𝐮𝐦 𝐦𝐞𝐭𝐚𝐛𝐢𝐬𝐮𝐥𝐩𝐡𝐢𝐭𝐞: Another common preservative used to inhibit microbial growth. 𝐒𝐨𝐫𝐛𝐢𝐜 𝐚𝐜𝐢𝐝 𝐚𝐧𝐝 𝐢𝐭𝐬 𝐬𝐚𝐥𝐭𝐬: Also used as preservatives, particularly in jams, cheese, and baked goods.