Select all answers that are correct. If people have never observed matter (mass) to be created or destroyed, then using inductive reasoning, it would be logical to conclude that: the known laws of science cannot account for the origin of mass the amount (quantity) of mass in the universe has never changed the mass of the universe must have created itself

the known laws of science cannot account for the origin of mass

Explanation:

answer; i do believe its (b) 12.5 years of age;

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.