When the effects of tow or more drugs are canceled out or reduced by each other, it is called?

How might the distribution of oil affect the development of the united arab emirates? a) the abundance of oil has produced greater economic output.b) the lack of oil has resulted in a lower standard of living.c) although the united arab emirates has oil, it has not impacted the economic development.d) a lack of oil has little impact on the economic development of the united arab emirates.