Which of the following correctly describe what a broadcast receiver is in Android (choose all that apply)

Which of the following correctly describe what a broadcast receiver is in Android (choose all that apply):

Which of the following Android system services are involved in routing intents to broadcast receivers (choose all that apply):

Which of the following things can be done in receiver’s onReceive() hook method (choose all that apply):

Which of the following are types of Android intent broadcast mechanisms (choose all that apply):

Which of the following are reasons why broadcasting intents raises security issues (choose all that apply):