Which BGP state is a router in when it has found the IP address in the neighbor statement and has created and sent out a BGP packet but the router has not received a response back?

Which BGP state is a router in when it has found the IP address in the neighbor statement
and has created and sent out a BGP packet but the router has not received a response
back?

A.
Update

B.
Connect

C.
Active

D.
Established