What does the Book mention about the shared nature of cable Internet access? $($Select all that apply$)$

Group of answer choices

Every packet sent by the head end travels downstream to every home.

Every packet sent by a home travels downstream to every other home.

A distributed multiple access protocol is needed to coordinate transmissions and avoid collisions in the upstream channel.

Few active users surfing the web will always receive web pages at the full cable downstream rate.

The upstream channel is never shared among multiple users.

Several users simultaneously downloading a video file may experience reduced individual download rates.