Which of the following are examples of social marketing campaigns?

a$.$

The Texas Department of State Health Services campaign to promote its Mother$-$Friendly Worksite Program, educating Texas employers about mother$-$friendly policies in the workplace.

b$.$

The Champions for Moms campaign to share information from high$-$profile mothers about how they overcame obstacles to childbirth and breastfeeding to encourage and support pregnant and breastfeeding mothers.

c$.$

The USDA$$s Fathers Supporting Breastfeeding program using video, poster, and brochures to reach African American fathers so that they may positively influence a woman$$s decision to breastfeed.

d$.$

All of the above.