CDS Model Paper 1 General Knowledge

A new optical disc format known as the Blu-ray Disc (BD) is becoming popular. In what way is it different from the traditional DVD?1. DVD supports Standard Definition video while BD supports high definition video2. Compared to a DVD, the BD format has several times more storage capacity3. Thickness of BD is 2.4‌mm while that of DVD is 1.2‌mm. Which of the statements given above is/are correct?