The diagram illustrates the demand and supply of apples. To what degree is the apple market in disequilibrium when the price is $2.50$ per kilo?
- ADemand exceeds supply by $200\,000$ tonnes.
- BDemand exceeds supply by $400\,000$ tonnes.
- CSupply exceeds demand by $200\,000$ tonnes.
- DSupply exceeds demand by $400\,000$ tonnes.