What social problems  do Americans face today?  What are the arguments for addressing them?

If human development really does proceed continuously, what value does stage theories of development have?

According to the dietary guidelines, you should increase your consumption of calcium, fiber, potassium, and vitamin d. these nutrients are mainly found in: a. fruits b. whole grains c. vegetables d. all of the above

Which of the following statements best describes the relationship between the environment and the collective health of the world? a. the environment does not affect our health. b. when the environment is damaged, our health improves. c. what is good for the environment is good for our health. d. our collective health is not related to the health of the environment.