Which of the following scenarios represent good posture? Select the 3 answer options that apply. Bruce stands with his legs straight and his knees unlocked. Diane tenses her shoulders as she hurries to meet her deadline. Raj twists his back while lifting a heavy container. Demetria maintains a neutral posture in the operating room. Toni leans over her laptop in order to see her screen. William keeps his arms relaxed by his side as he stands in his workstation.

When you improve the ability of your muscles to repeatedly exert themselves you're improving your

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In a study of a weight loss program, 40 subjects lost a mean of 3.0 lb after 12 months. does the weight loss program have practical significance? a. yes, because the weight loss program worked and the subjects lost a mean of 3.0 lb. b. no, because the mean weight loss of 3.0 lb after one year does not seem to justify the program. c. no, because the sample of 40 subjects was too small to determine if the program was useful. d. yes, because the mean weight loss of 3.0 lb after one year does seems to justify the program.