PLEASE HELP ME ASAP Select the correct answer.

Which statement about general practitioners is correct?

A.

They are trained to treat complex medical problems in patients.

B.

They are required to complete an extended residency period called a fellowship.

C.

They are not certified and do not attend medical college.

D.

They are required to do a three-year residency program after getting their medical degree.

Life expectancy in the united states is (76.4 for men and 81.1 for women). life expectancy is not the same as healthy life expectancy. healthy life expectancy is the number of years a person is expected to live in this number is obtained by subtracting years spent in poor health from overall life expectancy. the world health organization (who) calculates healthy life expectancy in 194 countries. the united states ranks twenty-ninth in the world using this measurement, with an average of of healthy life expectancy. singapore ranks number one (76 years), and japan is number two (75 years).