Why is the life expectancy so much longer in wealthy nations than in nations without much wealth?(1 point)

Responses

People in wealthy nations have healthier genes.
People in wealthy nations have healthier genes.

People in wealthy nations have access to better medical care.
People in wealthy nations have access to better medical care.

People in wealthy nations often live in more favorable climates.
People in wealthy nations often live in more favorable climates.

People in wealthy nations are likely to have fewer accidents.

People in wealthy nations are likely to have fewer accidents.