QUESTION 18 A theory a. is a problem to be solved. Ob.is the opening statement of an experiment. Oc. is always true. d. may be revised or replaced.
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A theory is not a problem to be solved. It is a proposed explanation for a phenomenon or a set of observations. So, option a is incorrect. b. The opening statement of an experiment is usually a hypothesis, not a theory. So, option b is also incorrect. Show more…
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