Follow the headline link, scroll to explore various services. There’s the Apple Services ToS, down at the bottom.
Note the various grades. Only two “A” grades, one of them for Duck, Duck, Go.
If you’re on a desktop machine, hover over any of the terms for a tool-tip with more detail. Tap or click around to explore. An interesting project, started in 2012.
Related note: Here’s a link to Apple’s official Privacy Policy, last updated June 1st, 2021.