A new optical disc format known as the Blu-ray disc is becoming popular. In what way is it different from the traditional DVD?
1. DVD supports standard definition video while Blu-ray disc supports high-definition video.
2. Compared to a DVD, the Blu-ray disc format has several times more storage capacity.
3. Thickness of Blu-ray discs is 2.4 mm while that of DVD is 1.2 mm.
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Options
Answer
(B)