أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
(a) on disk.
(b) on disk, CDROM and the Internet.
(c) on disk and CDROM.
(d) on disk and the Internet
You can store them where you like , even in "the cloud"
(b) on disk, CDROM and the Internet.
I will go with option (b) on disk, CDROM and the Internet
B) is my answer and I also agree with Mr. Kinsbergen
Cad blocks can be stored both on disk and the internet storage sites.