An effective filename should identify the types of files stored in the folder

On the task bar at the bottom of the desktop screen, click the ________ button to display the Libraries window.

a. Libraries b. Display c. Folder2 d. Windows Explorer

Consider the MustInherit base classes below:

Public MustInherit Class Foo Private a As Integer Public b As Integer Public Sub New( ByVal aVal As Integer, ByVal bVal As Integer ) a = aVal b = bVal End Sub Public MustOverride Function Calculate() As Integer End Class ' Foo Any concrete subclass that inherits class Foo: a) Must implement a method called Calculate. b) Will not be able to access the instance variable a. c) Will not be able to instantiate an object of class Foo. d) All of the above.