Which of the Following Indicates a Possible Violation of the Equal

Which of the following indicates a possible violation of the Equal Pay Act?

A) Hank and Maria graduated in the same class and perform similar duties as radiation technologists at St. John's Hospital. Hank earns $1.75 more per hour than Maria.
B) Cheryl was in the same class as Hank and Maria. She works at an imaging center and earns $2.25 more per hour than Maria.
C) Kendra is a radiation technologist who graduated 2 years before Hank and Maria. She works at City General Hospital, and even with more experience, earns $1.50 less an hour than Hank.
D) Susan is a registered nurse at St. John's Hospital. She graduated a year after the others but earns $3.40 per hour more than Hank.