Answer:
The correct answer is option D.
Step-by-step explanation:
A market failure refers to the situaion where the market forces fail to efficiently allocate resources. It happens because of a number of reasons such as externalities, monopoly, asymmetrical information, tragedy of commons etc.
In case of market failure, the government has to intervene to efficiently allocate resources. The failure of price mechanism to produce goods efficiemtly results in government to intervene.