Which of the Following Statements Is True of Magnetic Media

Which of the following statements is true of magnetic media?

A) Data are recorded by a laser in this type of media that alters light-sensitive dyes within the disk.
B) The absence of moving parts or sensitive surfaces makes it relatively less vulnerable to damage.
C) Magnetic media on devices is usually maintained by others that can be accessed through the internet.
D) The recording process requires rotation of the disk or tape, which introduces the possibility of mechanical failure in magnetic media.