A first-year medical student is conducting a summer project with his medical school's pediatrics department using adolescent IQ data from a database of 1,252 patients. He observes that the mean IQ of the dataset is 100. The standard deviation was calculated to be 10. Assuming that the values are normally distributed, approximately 95% of the measurements will fall in between which of the following limits? A. 80 - 120 B. 100 - 110 C. 90 - 110 D. 70 - 130 E. 85 - 115