Zachary Has Been Very Depressed for Several Weeks

question 7

Multiple Choice

Zachary has been very depressed for several weeks.He just started therapy and went to his therapist for the first time yesterday.Today he says that while he is still a "little down",he feels much less depressed than he was.Which of the following pairs of factors are MOST likely to have contributed to his improved mood?

• A) placebo effect and regression toward the mean
• B) regression toward the mean and spontaneous recovery
• C) placebo effect and therapy
• D) regression toward the mean and therapy

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Definitions:

Epidermis

The outer protective layer of the skin that produces new skin cells.

Presbyopia

A condition associated with aging in which the eye's lens loses its ability to focus, making it hard to see objects up close.

Glaucoma

A group of eye conditions that damage the optic nerve, often due to abnormally high pressure in the eye, leading to vision loss or blindness.

Retinopathy

A medical condition where damage occurs to the retina of the eye, which can impair vision.