Definition:easily persuaded to believe something; credulous.
This question is incomplete. Here's the complete question.
Read An Editorial: It's time for a nation to return the favor (The Times-Picayune)
The author of the editorial "It's Time for a Nation to Return the Favor' is most likely a:
A. resident of New Orleans trying to get the federal government to
pay to rebuild the city.
B. politician considering how much money to spend on rebuilding
New Orleans
C. native of the South demonstrating why it was foolish for people to
settle in New Orleans,
D. meteorologist warning that stronger storms are likely to hit New
Orleans in the future.
Answer: A. resident of New Orleans trying to get the federal government to pay to rebuild the city.
Explanation:
The author is expressing a point of view from the perspective of a resident of New Orleans. This becomes clear every time he refers to the benefits of the city as "our". For example, he refers to "our ports", "our shores", and "our jazz".
The main purpose of the article is to convince the citizens of New Orleans to demand help from Congress to rebuild the city after it was flooded by Katrina.
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
D - sunshine is the correct answer. "Bright" is an adjective, not a noun, "protect" is a verb, and "eyes" are not in singular, but in plural.