What does Pardot use to track HTML email opens?

What does Pardot use to track HTML email opens?
A . A tracking link is used as soon as a prospect clicks to open the email.
B . A tracking pixel loads on HTML emails when images are downloaded.
C . Opens are only tracked if a link is clicked; otherwise they are NOT tracked.
D . A tracking pixel loads on text emails when images are downloaded.

View Answer

Answer: B