N her job as a flight attendant, courtney must be on her feet for long periods of time, lift baggage and push food carts, and sp
end a lot of time in crowded, poorly ventilated, noisy jets. courtney experiences high levels of ____ demands on her job. task role interpersonal physical ambiguous
The inclusion of these participants most directly indicates that the experiment involves a control group, and an active drug that they need to compare the results to.
