Protocols for data sharing on the internet are:

A. rules and conventions for communication between network devices.

B. ways to avoid email phishing attempts.

C. ideas for establishing a positive digital footprint.

D. are now considered obsolete with technologies like Web 2.0 and HTML5.

Lisa has a section of her document that she would like to include in the index. which option should lisa choose? mark index mark entry insert endnote add text

Why were most movies from the late 1890s until the early 1930s only filmed in black and white? there were only a few people who could afford the technology to produce color motion pictures back then. audiences did not want color motion pictures until later. the film used to make color motion pictures often overheated, which was a safety hazard, so it was generally not allowed. color films had to be hand-colored, frame by frame.

Visualizing a game of “tag” to remember the meaning of contagious