Question

which feature help us to send letters to multiple adresses​

Answer 1

Answer:

Cc or Bcc

Explanation:

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Answer 2

Go to 'Options', and in the 'Show fields' section, select Bcc. The Bcc box will now appear by default for every new message. To send emails to small groups where everybody knows each other, use the Cc field. Enter all of the addresses there, separated by commas.