What can be inferred about the algorithms used by social media platforms from the passage?

They prioritize content that maintains user comfort and engagement, even at the expense of intellectual diversity.

They are mainly designed to offer users a wide variety of challenging and different viewpoints from many sources.

Their ability to personalize content becomes much less effective as people learn more about how to use technology.

They are designed to intentionally create societal division by keeping people inside their own small and narrow groups.