There is scarcity of milk in Delhi.

Answer: Option B

Scarcity : the state of being scarce or in short supply; shortage.
Shortage : a state or situation in which something needed cannot be obtained in sufficient amounts.
Abundance : a very large quantity of something.
Excess : an amount of something that is more than necessary, permitted, or desirable.
Sufficiency : the condition or quality of being adequate or sufficient.

Antonym of Scarcity is Abundance