Which intervention most directly targets the modifiable component of body composition to improve health outcomes?

• A. Wearing a waist trainer daily to compress subcutaneous fat and change body composition permanently
• B. Progressive resistance (strength) training combined with adequate protein intake to increase lean muscle mass and reduce relative body fat
• C. Strict carbohydrate restriction only for one week to quickly decrease body mass through glycogen depletion without exercise
• D. Taking diuretics to reduce total body water and thus lower measured weight without changing muscle or fat

Answer: (B)