The table below gives the pH values of some substances in two columns

The correct matching of substances and their pH value is

Options

A. I-c,II-b,III-a,IV-d
B. I-b,II-a:II-c,IV-d
C. I-d,II-b,III-a,IV-c
D. I-b,II-d,III-a,IV-c

Answer

D

Explanation

Explanation: Brine or solution of sodium chloride in water is a neutral solution having pH7. Gastric juices contain the acid HCl and have pH 1 milk of Magnesia is a mild base used as an antacid and has pH 10. Aqueous sodium hydroxide is a strong base having pH 13.