emails
whats cc
carbon copy
bcc
blind carbon copy
whats forward
Email forwarding generically refers to the operation of re-sending an email message delivered to one email address to one or more different email addresses. ... Email forwarding can also redirect mail going to a certain address and send it to one or more other addresses
reply all mean
Reply All is when you respond to everyone on the thread. Other recipients will see a message you Reply All to, whether they're in the "To" or "Cc" fields
reply mean
A Reply is when your email goes to a single person -- either the person who sent the original email or the person who sent the last message in the thread you're responding to. Reply All is when you respond to everyone on the thread