If You Want to Access a Specific UI Component in an App

If you want to access a specific UI component in an app, use the UiSelector class. This class represents a query for specific elements in the currently displayed UI. What is correct about it? (Choose two.)

A) If more than one matching element is found, the first matching element in the layout hierarchy is returned as the target UiObject.
B) If no matching UI element is found, an IOException is thrown.
C) If more than one matching element is found, the last matching element in the layout hierarchy is returned as the target UiObject.
D) If no matching UI element is found, a UiAutomatorObjectNotFoundException is thrown.