What is the difference between a dynamic list and a static list?

A form is used to capture prospect data for a yearly conference. The form needs to add prospects to a list after the submit, but it should not retroactively apply actions to prospects that have already filled out the form.
What automation tool would effectively achieve this goal?

LenoxSofts marketing manager wants to keep email branding consistent. They want Pardot users to be able to select this email content when building out engagement studio programs, one-to-one emails, and autoresponders.
How could this goal be achieved?

What is an ideal Click-Through Rate (CTR)?

An engagement studio program is created with an Email Send action step immediately followed by an Email Open trigger step with a 3 day wait. A prospect is sent the email and progresses to the Email Open trigger. On day 2, the prospect opens the email.
How would the prospect progress through the trigger step?