All of the following are subtle changes in culture that have significantly influenced the family, except

To determine which factor does not represent a subtle change in culture that has significantly influenced the family, we would typically consider various societal factors such as shifts in communication, changes in gender roles, economic factors, educational advancements, and technological developments.

However, without the list of options provided in your question, I can't specify which one is not a subtle cultural change. Common examples of factors that might be included could range from increased technology use, changes in family structure, or differing views on parenting styles, to legal changes regarding marriage and family life.

If you can provide the specific options available for this question, I could help identify which one does not fit the criteria of a subtle cultural change impacting families.