Final answer:
God's creative activity in family life can be seen through the act of procreation.
Step-by-step explanation:
An example of God's creative activity being lived out in family life is through the act of procreation. In the Book of Genesis, it is stated that God created man and woman in His own image, and through their union, they can create new life. This is a way for families to participate in God's creative activity by bringing new individuals into the world and nurturing them.