The iPhone Privacy Warning message indicates that the device is using its original MAC address to join the Wi-Fi network, which could allow the network operator or other parties to track the device or profile its online activity. To prevent this, the device can use a different MAC address for each Wi-Fi network, which is called a Private Wi-Fi Address. This feature is enabled by default on devices running iOS 14 or later, but it can be turned off manually or automatically by some networks. To turn on the Private Wi-Fi Address, the user needs to go to Settings > Wi-Fi, tap the info icon next to the network name, and toggle on the Private Wi-Fi Address option. This will generate a new MAC address for the device and rejoin the network. References :
= Use private Wi-Fi addresses in iOS 14, iPadOS 14, and watchOS 7 , Wi-Fi Privacy Warning on an iPhone:
What It Means & What To Do

To start up in safe mode on a Mac with Apple silicon, you need to follow these steps1:
* Shut down your Mac, then press and hold the power button for three seconds.
* When the startup options window appears, select your startup disk.
* Click the Continue in Safe Mode button.
* Log in to your Mac.
Safe mode can help you identify whether issues you're experiencing are caused by software that loads as your Mac starts up. It prevents your Mac from loading certain items, performs a First Aid check on your startup disk, and deletes some caches1. You can verify that your Mac started up in safe mode by using the System Information app1.
The other options are incorrect because they either do not show the Continue in Safe Mode button, or they do not use the correct key combination or timing to enter safe mode.
References: 1: Start up your Mac in safe mode - Apple Support.

Managed Lost Mode (via MDM) locks a supervised iPad and displays a custom message, securing data remotely.
* Option A: Activation Lock is preventive, not immediate.
* Option C: Find My isn't MDM-managed this way.
* Option D: User action isn't possible if missing.
References: Apple Support - " MDM Lost Mode " (support.apple.com/HT204142).