Martin (age 63) has enjoyed abundance during his lifetime and decided to share that abundance with three wives. His first marriage to Karen (currently age 65, who has never remarried) lasted 25 years. Two years after divorcing Karen, Martin married Christine (currently age 65), but that marriage ended three years later when Christine fell madly in love with, and married, Martin's brother. Martin and his current wife, Jean (age 58 this year), have been married for 8 years. Which of the following statements concerning spousal benefits under Social Security is correct? a. If Martin retires early this year, Jean will be able to receive a spousal benefit equal to 50% of Martin's Social Security benefit. b. Christine can collect a spousal benefit from Martin's Social Security record. c. Karen can collect a spousal benefit from Martin's Social Security record. d. Jean will be able to collect a spousal benefit on Martin's record, plus a Social Security benefit based on her own earnings when she reaches the age of 62