Forty-Year-Old Jim Has Exercised Strenuously on and Off All His

Multiple Choice

Forty-year-old Jim has exercised strenuously on and off all his life.Over the years,however,his body weight has remained close to 160 pounds,which was his body weight in college.His stable body weight best illustrates

A) a hierarchy of needs.
B) body mass index.
C) basal metabolic rate.
D) a set point.