In the Market for Natural Gas, a Particularly Mild Winter

In the market for natural gas, a particularly mild winter will lead to:

A) ​a decrease in the demand and an increase in both equilibrium price and quantity.
B) ​an increase in the supply and an increase in both equilibrium price and quantity.
C) ​an increase in the supply, a decrease in equilibrium price, and an increase in equilibrium quantity.
D) ​a decrease in the demand and a decrease in both equilibrium price and quantity.