What does the fact that the infant mortality rate is higher among minority groups in the United States than among the white population indicate? O A. Inadequacies in determining mortality rates O B. Differences in attitudes about family size
O C. Inequalities in health care
O D. Problems with fertility rates

I think it's c

C. Inequalities in health care

Explanation: (A P E X)

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.