When a Child Lives with Both Parents, and Each Parent

When a child lives with both parents, and each parent subscribes to a different health insurance plan, the primary and secondary policies are determined by applying the birthday rule. The individual who holds the primary policy for dependent children is the spouse whose birth __________.

A) day occurs earlier in the month
B) month and day occur earlier in the calendar year
C) month, day, and year occur earlier
D) year occurs earlier