Genetic Counselling Would Be Appropriate for Which of the Following

Multiple Choice

Genetic counselling would be appropriate for which of the following couples?

A) JJ and Jennifer, who are in their early 30s and have just completed an unsuccessful round of artificial insemination
B) Stephen and Kerry, who are in their early 20s and have been trying to become pregnant but have been unsuccessful for the last 2 months
C) Merriam and Samir, who are in their early 40s and have a history of miscarriages and infertility
D) Ngyuen and Pham, who are in their early 30s and both have a history of diabetes