you need to draw directly in the flow all details about how the different servers involved are connected?

To load a specific table using ODI, do you need to draw directly in the flow all details about
how the different servers involved are connected?

A.
In the ODI interface palette, choose the more convenient graphic objects to link the
involved servers.

B.
No, ODI automatically designs the flow and how servers are connected.

C.
Yes, and also specify with variables the passwords for connecting to the data contained
in the servers.

D.
No, the code will be black box-generated directly by ODI.