Its like a rulebook for them to follow so they know what to di
There used to be CD players before iPod. That's how I used to listen to music.
Answer: True
Explanation:
Adversarial surveillance is done to obtain and collect the information from individuals, businesses, infrastructure in order to know whether any criminal activity is going on, or to check unauthorized access over the property and to detect the terrorism.
This is hidden kind of surveillance in this the person conducting surveillance remains undetected and conduct surveillance by conducting repeated repeats and clicking photos from cell phone camera.
The answer is Liberia and Ethiopia