2. The strength of an association is one of the criteria forevaluating the cause and effect relationship between an exposureand outcome. Which of the following is a measure of the strength ofassociation? (Choose one best answer and PROVIDE RATIONALE). (ONEPOINT) A. odds of disease among exposed relative to the prevalenceof exposure in the source population B. cumulative incidence amongthe exposed C. the ratio of odds of exposure among cases to theodds of exposure among the non-cases D. incidence rate among theexposed E. none of the above