Determine If Two Events Are Disjoint or Independent

Multiple Choice

Determine if two events are disjoint or independent.
-A recent survey of local cell phone retailers showed that of all cell phones sold last
Month, 64% had a camera, 28% had a music player and 22% had both. Which of the
Following statements about cell phones sold last month is true?

A) Having a camera and having a music player are mutually exclusive events.
B) The intersection of having a camera and having a music player is zero.
C) Having a camera and having a music player are independent events.
D) Having a camera and having a music player are disjoint events.
E) Having a camera and having a music player are not mutually exclusive events.