A. Phosphoric acid
A.
B. Acetic acid
B.
C. Nitric acid
C.
D. Oxalic acid
D.
Correct Answer: A
সঠিক উত্তর: A
Explanation
ব্যাখ্যা
While carbonic acid is present due to the carbonation process, phosphoric acid is added for flavor and acidity. Some soft drinks also use citric acid for its lemony flavor. Acetic acid and oxalic acid are not typically used in soft drinks.