Please choose the correct ending to complete the given sentence: Health: [header] How to tell if your child is overweight [title] Figure out your child's weight-to-height ratio (or body mass index). [step] Body mass index (bmi) is age and sex specific, so it is often called bmi-for-age. Use a bathroom scale to measure your child's weight.

Ending1: Then, measure your child's height with a tape measure. Have your child stand against a wall, mark the top of their head with a pencil, and measure their height with a tape measure. Ending2: To measure your child's weight, you'll need to stand in front of a mirror. Do the following : [substeps] Measure your child's body with a 5x15-centimeter scale. Ending3: For children 18 and older, the bmi should always be between 1/2 and 6. If your child is over 2 feet (0.91 and 1.91 m) or larger, you should make sure to chart out bmi for your child first. Ending4: [substeps] Those weighing over 50 pounds should drop above the bmi around 60-65 lbs. Bmi in children 50 to 60 years old is considered overweight.

Answer format: ending1/ending2/ending3/ending4