What is the purpose of the bcc option in an email?
a.
to send a backup copy of the message to all email addresses in the address book without concealing the entire list of recipients
b.
to send a backup copy of the message to all email addresses in the address book without revealing the entire list of recipients
c.
to send a copy of the message to multiple recipients without concealing the entire list of recipients
d.
to send a copy of the message to one or more recipients without revealing the identity of the recipients
e.
to send a message to only one recipient