This is correct. You can notice this occurrence on acronyms such as NASA, CIA, FBI, etc...
I believe the answer should be a) illiteracy. Illiteracy means that a person cannot read or write, so through visual storytelling (pictures) a person would be able to understand a story that may may not have been able to understand if it had been written in words.
analyzing how specific details are connected.
Important is an adj.
Another word for it is:
momentous, material, essential; pompous :)))
I hope this is helpful
have a nice day