A gerontologist was invited to address the community on the topic of "Living to a ripe old age." His address summarizes factors that have been found to be associated with long lifespans. Which of the following would be on his list of

"Things to do to live long"?
a) Eat lots of fruits and vegetables and little meat.
b) Take a nap as often as you feel the need to rest.
c) Spend little time engaged in activities that wear down the body.
d) Retire as early as financially possible in order to reduce stress levels.

A