Recall That Schulz (1976) Randomly Assigned Nursing Home Residents to One

Recall that Schulz (1976) randomly assigned nursing home residents to one of two conditions designed to manipulate perceived control over visitation schedules.He found that two months later, residents who

A) were visited more were happier, more active, and lived longer.
B) did not receive visitors were less happy, less active, and took more medications.
C) had a say in visit scheduling were happier, more active, and required fewer medications.
D) had health problems benefited more from the visits.