Gamma rays are not used for communication.
-- We have no safe way to generate them.
-- We have no cheap way to detect them.
-- We have no way to impress information on them (modulate them).
-- They're dangerous.
Otherwise they're ideal for communication.
Answer:
Libraries
Explanation:
Document itself is a folder and is not a heading by the way.
Local simply means on the machine you are working and does not have default folders.
Desktop is name of screen which is used as a gateway for using windows.
So, they cannot be correct answers.
The correct answer is C. Customer spreadsheet
The radio buttons are used when only one option is to be selected from the several possible choices. Thus, option A is correct.
<h3>What are radio buttons?</h3>
Radio buttons can be understood as the elements of selection a single option amongst the multiple suitable options. The default icon for the radio buttons is the blank circle.
Therefore, option A Radio buttons is correct.
Learn more about radio buttons, here:
brainly.com/question/14316393
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The primary function of a " Domain name server (DNS" is to translate the URL or web address a user enters in a web browser, into the correct corresponding IP address.
