Which of the following identifies how weight and health care costs are related? overweight people are more prone to injury, increasing health care costs. more people visited weight specialists, decreasing overall health care costs. overweight people tend to visit the doctor less, decreasing health care costs. more people were treated for weight-related diseases, increasing health care costs.

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Overweight people are more prone to injury, increasing health care costs.

This is true! For example, knee injuries are more likely is a person is overweight so a chance of a knee injury increase if a person's weight increases

More people visited weight specialists, decreasing overall health care costs
I don't think this is true, especially more visits to specialists would rather increase the costs, not decrease.

Overweight people tend to visit the doctor less, decreasing health care costs.
This is also not true - rather, they would visit the doctors more

 
More people were treated for weight-related diseases, increasing health care costs.

This is true and also the best option - not the injuries are the biggest problem, but rather other diseases such as health problems. 

Answer (185 billion dollars).