Answer:
In discussion replies, a blue dot [1] indicates the reply is new and unread. A white dot [2] indicates a reply is read. When you navigate away from the Discussion or refresh the page, the blue dots will change to white dots indicating the replies are read.
Explanation:
A. the answer is push :) pop is when you take away
Answer:
alt+f4 yes that's anyways have fun
Answer:
Channel
Explanation:
Channel refers to a communication pathway, circuit, or frequency dedicated or reserved for a specific transmission.