An application developer is configuring an SMTP activity template with the requirement to display
the process variable claimnumber in the subject line.
As an example, the subject line of the email should read as follows:
You have been assigned claim 123456
What should the application developer type in the Subject field of the activity template?

A.
You have been assigned claim $claimnumber.

B.
“You have been assigned claim ” + claimnumber.

C.
You have been assigned claim @claimnumber.

D.
You have been assigned claim {claimnumber}.