According to To Catch a Coldabout stress and the immune system, in the placebo group ______ of the

Jet lag and changes in shift work would most likely precipitate which sleep disturbance?

a. narcolepsy b. sleep apnea c. REM sleep behavior disorder d. Circadian rhythm sleep-wake disorder

A way of speaking in which speakers renounce or deny the validity of what they are saying by using certain words to decrease their perceived assertiveness is known as a ____

a. hedge word c. tag question b. question statement d. disclaimer