E-mail stands for Electronic mail. It is a method of exchanging messages ("mail") between people in a telecommunication network with the usage of electronic devices. There is a sender and a receiver for any given message, and they switch positions in turn.
The statement that E-mail is an temporary message medium is false. E-mail can be kept forever and are not temporary.
Are you typing in WORD?
If Yes, heres the answer:
Will the integral sign be followed by more math? Then use the built-in equation<span> editor. It may look daunting at first, but you'll soon be able to produce beautiful formulas.</span>
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Otherwise, just type the integral </span>symbol<span> as a character: ∫. This allows you to continue typing text in the same paragraph</span>
Option is the right answer because it is more secured database