Email Template

It enables to choose among the email templates accessible to the current user.

To

In email etiquette, use the to field for the primary recipients.

Cc

In email etiquette, the Cc(Carbon Copy) field sends additional copies of the email to other recipients.

Bcc

In email etiquette, the Bcc (Blind Carbon Copy) field also sends copies to multiple recipients, but keeps their identities hidden from each other.

Target Object Id

It is used to input the object id for whom the notifications are to be sent.