Which code displays the contents of a Visualforce page as a PDF?

Which two condition cause workflow rules to fire? Choose 2 answers

What should be used to create scratch orgs?

A developer needs to allow users to complete a form on an Account record that will create a record for a custom object. The form needs to display different fields depending on the user's job role. The functionality should only be available to a small group of users.
Which three things should the developer do to satisfy these requirements?
Choose 3 answers

What is a benefit of developing applications in a multi-tenant environment?