What are the main positions regarding the possibility of knowledge?

I - Dogmatism is the naive position of the common man, who has total confidence in human reason and nature.
II - Skepticism denies the possibility of knowledge, either sensorial or rational.
III - Criticism examines the cognitive power itself, investigates the sources of knowledge, and distinguishes between the problems it can solve and those that remain unsolved.
IV - Rationalism holds that objective, necessary, universal, and grounded knowledge is based on reason.
V - Empiricism considers experience as the source of knowledge.
a) I, II, and IV are correct.
b) II, III, and V are correct.
c) III, IV, and V are correct.
d) I, III, and V are correct.