What are the aspects of public policies according to Saravia (2007)? I - Public policies are a system of public decisions aimed at preventive or c...

What are the aspects of public policies according to Saravia (2007)?

I - Public policies are a system of public decisions aimed at preventive or corrective actions, aimed at maintaining or modifying the reality of one or more sectors of social life.
II - Public policies are elaborated or decided by a legally constituted formal authority within its competence and are collectively binding.
III - Public policies are a set-sequence of decisions, relative to the choice of ends and/or means, of long or short range, in a specific situation and in response to problems and needs.
IV - Public policies imply action or inaction, doing or not doing anything; but a policy is, above all, a course of action, and not just a singular decision.
V - Public policies are the products of actions that have effects on the political and social system.
a) I, II, III, IV and V are correct.
b) Only I, II, III and IV are correct.
c) Only II, III, IV and V are correct.
d) Only I, III, IV and V are correct.