Which statement BEST describes "locus of control" as it relates to exercise adherence?

After eight weeks of a running program, a client reports having developed discomfort in the shins. Which of
the following is the MOST appropriate course of action?

The use of diuretics PRIMARILY results in:

A client preparing for her first 10K run decides to experiment with a carbohydrate-loading regimen listed in a
running magazine to increase glycogen storage. She reported feeling irritable and fatigued during the first
three days, and then feeling bloated during the last three days. What program revisions might you suggest to
help her achieve her goal?

A potential client has the following vital statistics:
*Sex: Male
*Age; 42
*Weight: 220 lbs (99.8 kgs)
*Height: 5'10" (1.78 meters)
*Activity status: sedentary
*Resting BP: 130/85 mm Hg
*Resting HR: 85
*No family history of heart disease
*Nonsmoker
According to the ACSM guidelines, what should a personal trainer do?