What are the daily system generated emails?

What list email or email template report deliverability metric could indicate an unverified sending domain?

LenoxSoft has had a Product Interest form live on their website for the past 3 months. They would like to make sure that, moving forward, every time the form is submitted, a custom field is updated. They also want to update that custom field for anyone who has submitted the form before today.
What combination of automation tools should LenoxSoft use to achieve this?
Choose one answer

A CNAME or vanity alias, is used to provide a seamless transition for your prospects when visiting pages and forms that you host on your site and Pardot hosted campaign elements such as; landing pages, search results and individually tracked links sent in your emails.

A project is on day 3 of a step with a designated wait time of 5 days. The engagement studio program is then paused for 1 day and restarted.
If the wait time for the step remain at 5 days, what day of the designated 5 days of wait time would the prospect be on when the program is restarted?