Valid consideration can include any promise to do something one has no obligation to do, refrain from doing something one has the right to do, or in the case of a unilateral contract, a performance when there is no obligation to do so. this is known as a(n)

Legal detriment

Explanation:

 The legal detriment is basically the surrender of some lawful and legal rights, that might be something so straightforward as privilege to spend through one's cash on something different.

It might likewise imply that gathering undertaking the detriment from accomplishing something the individual in question could some way or another properly do. The legal detriment is the valid consideration that it include various obligation that you are free to do in case of the unilateral contract.

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.