In most states, elections for state offices are usually held a) only in the years presidential elections are held b)three days after all absentee ballots are in c) when all voter registration issues are resolved d) on the same day congress sets for national elections

this statement is true.

forests are public goods, available for everybody. when usage of such a good becomes interesting for consumers and its usage increases, there can be a risk of overexploitation. it is a non rival good therefore, if one person consumes the good it does not reduce the availability for subsequent consumers.

these caracteristics require the establishment of measures in order to prevent the destruction of a commonly owned space, for example, to restrict the amount of people that have access to the same time.