Which of the Following Scenarios Best Exemplifies the Concept of the Motherhood

Which of the following scenarios best exemplifies the concept of the motherhood penalty?

A) Joyce is a psychologist who chose not to have children to focus on her career.
B) Bernette is a dentist and mother of two who gets paid less than her childless female counterpart.
C) Haley is given a heavier load at her job as a banker because she's a mother.
D) Simone is a mother of three who is currently in med school and working full time.