Simplicity is not a criterion for epistemic reliability because it is not necessary for a belief to be reliable. A belief can be reliable even if it is complex.

Consistency is a necessary condition for epistemic reliability because a belief cannot be reliable if it is inconsistent with other beliefs.

Correspondence is a sufficient condition for epistemic reliability because a belief that corresponds to the truth is reliable.

The belief that the sun is a star is reliable because it is consistent with other beliefs, coherent with our understanding of the universe, and corresponds to the truth.

The belief that the Earth is flat is unreliable because it is inconsistent with other beliefs, incoherent with our understanding of the universe, and does not correspond to the truth.

All of the above methods can be used to assess the reliability of a belief.

Consistency checking can be used to assess the reliability of beliefs that are expressed in a formal language, beliefs that are based on evidence, and beliefs that are held by other people.

Coherence checking can be used to assess the reliability of beliefs that are held by other people, beliefs that are based on evidence, and beliefs that are expressed in a formal language.

Correspondence checking can be used to assess the reliability of beliefs that are expressed in a formal language, beliefs that are based on evidence, and beliefs that are held by other people.

The problem of induction, the problem of evil, and the problem of free will are all challenges to the correspondence theory of truth.

The principle of uniformity of nature, the principle of causality, and the principle of sufficient reason are all responses to the problem of induction.

The free will defense, the soul-making defense, and the hiddenness defense are all responses to the problem of evil.

The compatibilist defense, the libertarian defense, and the hard determinist defense are all responses to the problem of free will.

Foundationalism is a theory of knowledge that emphasizes the importance of reliability. Foundationalists believe that there are certain beliefs that are self-evident or indubitable and that all other beliefs are justified by their connection to these foundational beliefs.

Coherentism is a theory of knowledge that emphasizes the importance of coherence. Coherentists believe that a belief is justified if it is coherent with other beliefs that are already held to be true.

Pragmatism is a theory of knowledge that emphasizes the importance of pragmatism. Pragmatists believe that a belief is justified if it is useful or effective in practice.