What determines whether a user can create a new record using a specific record type?

Which feature sets the base level of access to an object?

When Record Types control picklist values, you need to ___________. (Choose two.)

An admin is trying to add a custom VF page to the mobile app quick navigation menu but can't.
What might be the problem?

An app builder has been asked to integrate Salesforce with an external web service. The web service must be notified every time an Opportunity is Won.
Which two can satisfy this requirement? (Choose two.)