If we're talking about the GDPR, the service can ask you to sell your data, and it can charge you, but it can't force you to choose between the two. Data ain't currency.
Exactly this. I’m already paying them. I’d be open to a “won’t sell your data” surcharge, but I doubt that would last long due to the political implications.
Absolutely. I do this every day to avoid ads. Happy youtube red (or whatever they call it) subscriber. I'd pay most services I value to opt out of data sharing.
I know many people don't get enough value out of services like Facebook, but I do. There is a price I'd pay to Facebook to use their services to not have my data sold.