Answer: A. prevention
C. conservation
Step-by-step explanation:
A non-renewable resource is the resource which cannot be reused or replenished after a single use. These resources are available in less amount in nature as compared to renewable resources. It has become difficult to meet the demand for present generation with these the increase in resources.
Prevention is the method which can be used to prevent the overuse. The resources usage can be prevented by creating awareness. The conservation of resources can be maintained by reducing the use of resources.