Answer:
It is a base. (Ans. B)
Step-by-step explanation:
If a solution contains a lower concentration of hydronium ions compare to pure water than the solution has a pH of more than 7. Solutions that have pH less than 7 are acidic and solutions that have pH more than 7 are basic in nature. These solutions are bitter in taste.
Some examples of bases are sodium hydroxide, ammonium hydroxide, some cleansing agents such as soaps, etc.