I’m not sure why this apple.com/bill took money out of my account I didn’t buy anything

Go here→Subscriptions and Billing - Official Apple Support and click Verify Unfamiliar Charges. If there is an error you can request a refund from the same page, and also cancel any subscriptions.

Same

Charged-but-bought-nothing wrote:

Same

And the answer is the same, also, in the post right above yours and the Apple Recommended post near the top of this page.