According to Available Statistics, Who Is Most Likely to Breast

According to available statistics, who is most likely to breast feed her infant for the longest period of time?

A) Wendy, a 30-year-old who returned to her full-time job as a seamstress when her daughter was 3 months old
B) Siri, who grew up in Norway and moved to the United States just before her son was born
C) Angela, an adolescent mother of twins
D) Tammy, a 20-year-old mother who is a participant in the WIC program