Which of the following statements is true about crime victimization rates in 2011?

a. separated persons have about the same victimization rates as people who are divorced, but much higher rates than widows.
b. the majority of men were victimized by strangers, while the majority of women were victimized by someone they knew.
c. rates generally increased as household incomes decreased.
d. a weapon was used in a majority of violent victimizations.