Assign the ICD-10-CM code for postprocedural hypotension

The most common cause of xerostomia in the elderly is

A) Food insecurity B) Malnutrition C) Altered taste sensations D) Medication use

In a distribution of scores, the mean is 10.5 and the standard deviation is 0.75. Approximately, what percent of the cases lie between the scores of 9.0 and 12?

A. 34% B. 68% C. 99% D. 95%