C. Every 3 years I believe, for every two years
Yes sometimes it all depends on what you are eating
Three things that you can do to prevent a fire from occurring in your home is:install smoke alarms and test them monthly,have a fire extinguisher and know how to operate it,and plan escape routes.
Answer:
The word demography comes from two ancient Greek words, demos, meaning “the people,” and graphy, meaning “writing about or recording something” — so literally demography means “writing about the people.”