Sectior

$n^2$ the below UML diagram, which of the lettered choices is$/$are true? Assunke that the classes hare

ovir those fields and methods that are designated in the disgram.

A$.$ The class Exam is a subclass of the class final

$8.$ The constructor of the Exam class must call explicily the constructor of GradedActivily

C$.$ An object of type Midterm has access to the is TakeHome lield of an instance of type Final

D$.$ An object of type Final can imake the methed getNumQs

E$.$ The method getNumQs has access to the has Truefalse field