What should be implemented?

LenoxSoft finds that prospects are unsubscribing from emails, but they wants to make sure the prospects are intending to unsubscribe from all emails and it isn’t a mistake.

What should be implemented?
A . Opting out a prospect is irreversible. A solution to confirm the opt out or opt prospects back in cannot be implemented.
B. Opt prospects back in only if they have interacted with other marketing content and have a Pardot score greater than 10 using an automation rule.
C. Create a completion action to assign a task to the Assigned User to make a phone call to ensure the prospect intended to unsubscribe.
D. Set up a Pardot template for the automated resubscribe feature to have an email sent to allow opted out prospects to opt back in.

Answer: D