188. A company sells two types of life insurance policies (P and Q) and one type of health insurance policy. A survey of potential customers revealed the following: i) No survey participant wanted to purchase both life policies. ii) Twice as many survey participants wanted to purchase life policy P as life policy Q. iii) 45% of survey participants wanted to purchase the health policy. iv) 18% of survey participants wanted to purchase only the health policy. v) The event that a survey participant wanted to purchase the health policy was independent of the event that a survey participant wanted to purchase a life policy. Calculate the probability that a randomly selected survey participant wanted to purchase exactly one policy. (A) 0.51 (B) 0.60 (C) 0.69 (D) 0.73 (E) 0.78
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