Which of the Following Is True of Altruism and Volunteering

Which of the following is true of altruism and volunteering in adults?

A) Younger adults are more likely than any other group to volunteer more than 100 hours annually.
B) A common perception is that older adults need to be given help rather than give help themselves.
C) Younger adults' strategies are more likely to be aimed at contributing to the public good,while older adults' strategies are more likely to focus on optimizing personal financial gain.
D) Older adults who engaged in organizational volunteering had a higher mortality risk than those who did not.