Karen and Gorman Have Been Married 10 Years

Karen and Gorman have been married 10 years. Which of the following is most consistent with the material about sex and physical intimacy described in the textbook?

A) Karen had a brief extramarital affair because she was experiencing sexual dissatisfaction in her relationship with Gorman.
B) Even though generally satisfied in their relationship, Karen and Gorman have attended relationship counseling because they were both dissatisfied with their sexual relationship.
C) Over time, both Karen and Gorman have felt more dissatisfied with their sexual relationship.
D) All of the above are consistent with the material about sex and physical intimacy.