Which of the following is a social change that accompanies older adulthood?

Aretirement
Bgetting married
Cfocusing on family
Dfocusing on career

Federal, state, and local health agencies are responsible for

Aan increase in cigarette smoking rates.
Ban increase in waterborne and food-related illnesses.
Ca decrease in death rates from motor vehicle accidents.
Da decrease in the number of people with access to clean water and food.