Universal containers allows users to create standard reports on demand. What are two considerations users should be aware of when creating a new report?

An Alexa Skill Builder wants a skill to inform the users of the number of times they have launched the skill.
What approach should the Builder take to track this information?

When an opportunity close date is delayed by more than 60 days, the manager and the VP sales must approve the change. How can this requirement be met? Choose 2 answers

Universal Containers has created two custom objects called Seminars and Attendees. Organization-wide defaults for these objects have been set to Private. Universal Containers wants to set up a new junction object between these custom objects. A select group of users should be able to edit records in the junction object.
Which two steps should an app builder take to configure the proper security? (Choose two.)

The Director of Marketing has asked the app builder to create a formula field that tracks how many days have elapsed since a contact was sent a marketing communication. The director is only interested in whole units.
What function should be used to return today's date for calculating the difference?