Question

An email address cannot use comma , spaces or brackets. Instead , _______ and __________ can be used.​

Answer 1

letters and numbers can be used

Answer 2

Answer:

The general format of an email address is local-part@domain, Thus, an address consists of two principal parts, a username and a domain name. The domain name is used to transport a mail message to the host of the recipient's mail system.

ANSWER a username and a domain name

Explanation:

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