Which opportunity standard field is available tobe configured directly? Choose3

To increase adoption, Universal Containers is proposing changes to its Salesforce data model to allow easier visibility for sales reps into key metrics. The proposal has three custom objects related to the Account object, one with a master-detail, and two that are not. Each of these objects has 15 fields they would like to summarize on the Account object.
What are two considerations for this proposal?
Choose 2 answers

Universal Containers is setting up salesforce for the first time. Management wants the sales and marketing teams to have different navigation names in the salesforce1 mobile app. Which option is available to an app builder to satisfy the requirement?

An app builder wants to create a new field using Schema Builder.
Who will get access to the new field by default?

Containers have the Account object's Organization-Wide Default set to Private. The marketing team owns Accounts; however, they also need to be able to see the sales team's Accounts. Both the sales and marketing teams are in completely different branches of the rote hierarchy.
What feature should be used to enable marketing to see sales-owned accounts.