The median is a measure of variability

Mindfulness-based cognitive therapy:

A) has not received much support at all in therapy applications. B) receives support in therapy applications, but its usefulness is limited to treating generalized anxiety disorder. C) receives support in therapy applications for a wide range of disorders, including generalized anxiety disorder. D) is so new that no one is sure of its treatment applicability.

The main driver of rhythms for sleep and body temperature is the ________

Fill in the blank(s) with the appropriate word(s).