The record of births in a hospital collects information about the mother and within it collects the gain in weight of the mother during pregnancy (in pounds). According to the data obtained for 2010, the weight gain of the mothers during that year had a normal distribution with an average of 30.23 pounds and a standard deviation of 13.84 pounds. If a mother from this population is randomly selected, what is the probability that during her pregnancy she has had a weight gain of less than 15 pounds? A. (0.205, 0.442) B. (0.4998, 0.7842) C. 0.6420 D. (0.0422, 0.1958) E. (0.4866, 0.7974

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