Increases in life expectancy in the United States during the twentieth century were due primarily to

a. the control of childhood and infectious diseases.

b. the fitness boom.

c. increased use of vitamin supplements.

d. the defeat of chronic illness.

Question

Social Studies

Deacon

13 July, 18:03

Increases in life expectancy in the United States during the twentieth century were due primarily to

a. the control of childhood and infectious diseases.

b. the fitness boom.

c. increased use of vitamin supplements.

d. the defeat of chronic illness.

+2

Answers (2)

Know the Answer?

Jaden West · Answer 1

the correct answer is d

Kaiya Garza · Answer 2

Answer:A. the control of childhood and infectious diseases.

Explanation: Life expectancy began to rise due to better sanitation and education in the twentieth century

Increases in life expectancy in the United States during the twentieth century were due primarily toa. the control of childhood and infectious diseases.b. the fitness boom.c. increased use of vitamin supplements.d. the defeat of chronic illness.

Increases in life expectancy in the United States during the twentieth century were due primarily to

a. the control of childhood and infectious diseases.

b. the fitness boom.

c. increased use of vitamin supplements.

d. the defeat of chronic illness.