D.
Although letters may be informal as well, commercials tend to be the most informal.
I believe the correct answer would be true. Publishing is defined as submitting work to an online or print forum for the general public to read. It <span> is the dissemination of literature, music, or information—the activity of making information available to the general public. Hope this answers the question.</span>
The answer to your question would be the following one:
Cambridge dictionary defines "prevalent" as "existing very common or happening often". As regards "widespread", it states that it means "existing or happening in many places and/or among many people".
With respect to "requisite", Cambridge dictionary states that it is an adjective which means "necessary or needed for a particular purpose". As you can see, "necessary" is part of the definition of "requisite".
Finally, "propagate" is defined as "to spread opinions, lies, or beliefs among a lot of people". As you can see, "spread" is part of the definition of "propagate".
Prevalent: Widespread
Requisite: Necessary
Propagate: Spread
Answer:
https://www.unrefugees.org.au/our-stories/fighting-for-his-family-s-future/
Explanation:
Maybe this link could give you the answer