Answer:
C. It results when the free market equilibrium quantity is higher than the optimal equilibrium quantity.
D. The open access to common resources results in their depletion through overuse.
Step-by-step explanation:
The tragedy of the commons is a problem in economics that could be arise at the time when an individual reject the society well being for the personal motive. It would result in excess consumption and the depletion of the resources
So as per the given options, the option c and option d is to relevant as it directly linked to the meaning of the tragedy of the commons