A new employee is using Salesforce Marketing cloud and wants to send emails without any mistakes. he has no prior knowledge of SQL. Which tool he would use:

Northern Trail Outfitters has a Master Customer shared data extension. The company wants to make the table available to some of the business units, but not all of them.
How can access to the Master Customer table be restricted?

A marketer for Northern Trail Outfitters (NTO) needs to dynamically update the sender name and email address based on the sales representative associated with the account. The data is stored in two separate data extensions.
Which two tools should the marketer use? Choose 2 answers