I have a laptop with 2 internal drives, ssd (A) and 1tb hdd (B) [ Attached are 2 ext hdd drives (C) and (D) via usb3.0 and a das attached via usb3.0 The das contains 2tb (E) 3tb X 2 (F,G) My goal is to transfer all the data from B - E to F and G Is it faster for me to 1. transfer as much data from B to F,G 2. transfer data from c,d to b then to F,G? 3. Transfer data from e to b then to F,G? Or just Directly transfer from source to F,G?