For each set of phenomena and accompanying theories listed below, determine which theory is most conservative.
Theory 1: Homeopathy relieved the symptoms.
Theory 2: The placebo effect was behind the relief of symptoms.
Theory 3: The full moon caused relief of symptoms.
Theory 1: He has psychic powers.
Theory 2: He has tapped into a kind of energy unknown to science.
Theory 3: He uses simple conjuring tricks that magicians regularly employ.
Theory 1: He studied hard for the exam.
Theory 2: He stole the test answers from the instructor's office.
Theory 3: During the exam, he read the minds of the other students.