The <em>concept of scarcity</em> states that there will be a deficit regarding the supply of a certain good in comparison the demand for it. Therefore, a state budget must revise its current state knowing that there will always be some players who will lose benefits in the attempt of shifting the assignment of resources.
The <em>marginal analysis</em> is an examination of the additional benefits a certain activity gets compared to a number of additional resources assigned to it. It helps the state government have a better view of where to allocate resources. As there are sectors that will probably gain more benefits than others with the same assigning of resources. The key to this analysis is to now the best amount to allocate to each sector in order to get the maximum efficiency of the budget.
Research are likely to suggest that competitive encounters are likely to be more hard working while the collaborative encounters are the ones who will likely give their time to cooperate. It is because competitive encounters are usually competitive in a way of reaching their tasks or goals while the collaborative encounters are likely to just cooperate because of their knowledge with the given task.
The students in Puerto Rico often reached the schools they are in through walking. So, the answer to the question above is letter A. They do this often as some of the schools are accessible this way. It is also said that walking around towns in Puerto Rico is quite safe.