How is BMI calculated and interpreted?

How is BMI calculated and interpreted?

• A. BMI = weight in pounds divided by height in inches squared; categories: underweight, normal, overweight, obesity.
• B. BMI = weight in kilograms divided by height in meters squared; categories: underweight, normal, overweight, obesity.
• C. BMI = weight in kilograms divided by height in meters squared; categories: underweight <18.5, normal 18.5-24.9, overweight 25-29.9, obesity 30+.
• D. BMI = weight in kilograms divided by height in centimeters squared; categories: underweight, normal, overweight, obesity.

Answer: (C)