Answer : Option A) Acid
Explanation : Any substance that yields a hydrogen ion when placed in a water solution is called an acid.
According to Arrhenius theory of Acids and Bases, Acids are those substances which on dissociation in solution generates [tex] H^{+} [/tex] ions. Whereas a Base is a substance that dissociates in the solution to produce [tex] OH^{-} [/tex] ions.
