A marketer wants to create and edit email content, as well as generate reports and manage subscriber data.
Using the principle of least privilege, which two pre-defined roles should be assigned? (Choose two.)

ABC Company is expanding its marketing efforts globally. Each country's marketing department has its own business unit and is responsible for the creation and execution of all the marketing campaigns. The Marketing Cloud Administrator is having trouble keeping up with the constant influx of new users and would like to speed up the turnaround of granting new users access to the Marketing Cloud.
In what two ways can this be accomplished? (Choose two.)

A customer wants to set up a real-time, API-driven way to be alerted when transactional messages fail to send out of Marketing Cloud. They are currently in the process of hiring a full-time developer but want an implementation in place for the developer to maintain.
What should the customer have in place to ensure this solution can be implemented?

What are two ways Contact builder can alter the data in Data Extensions? (Choose two.)

A customer frequently holds seminars and other events to interface with their customers. They plan to do the following:
*Use SmartCapture forms to write data into event registration data extensions.
*Cross-reference the records in each registration data extension with corresponding invitation email sends.
*Send a follow-up email to customers who click on the registration link in the invitation email, but do not complete registration.
Which skill is needed to build an efficient solution?