Select the most appropriate option to fill in blank no. 3.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. varied.
The term "varied" is the most suitable option to complete blank number three, as it aligns well with the sentence's context.
The sentence discusses the different purposes for which posters can be used, ranging from cautionary messages to promotional announcements.
"Varied" means having different forms or types, which describes the diverse purposes for which posters can be employed. It suggests that posters serve a range of functions rather than just one specific purpose.