A simple disc I have copied before.
Yes, Computer sees all my drives. I have both a Blueray-capable and a regular DVD burner, a large SSD C drive, and two 2TB data drives.
The Roxio programs see all drives. The Disc Copy will not accept a blank DVD+R disc, it just asks for a new blank disc no matter which direction I try to copy.
Yes, both optical drives are working with other software.