The Dependent Measure(s) Obtained in Crum and Langer's Hotel Experiment

The dependent measure(s) obtained in Crum and Langer's hotel experiment was (were) :

A) scores on a memory test and performance on a manual dexterity test.
B) questionnaire responses about health and diet and measures of physical health, including weight, percentage of body fat, blood pressure, and body mass index (BMI) .
C) the average number of calories burned during a typical day of housekeeping activity.
D) being informed or not being informed about the beneficial health effects of housekeeping work.