Refusing costs you: A setting, depth unverified. Who receives you: Named third parties.
“If you do not wish to be included in the lookalike audience pools, you can do this updating your preferences to opt out of all marketing via your Morrisons Online Account.”
Paste this where the card should sit. It is the live verdict: if the grade changes, the card changes. It loads nothing from anywhere but this site and sets no cookie.
Editors that support oEmbed can paste the entity page's address instead, https://isitsellingme.com/entity/morrisons/, and get the same card.