The correct answer is a. Hope that helps!
Answer: Write to a community manager or to one of the moderator and they will tell you. Maybe you broke one of the Brainly rules.
Hope that helps
The answer is C
Because if it states an opinion-like statement, such as “...they are too complicated to be a reasonable solution to world hunger.” or any false statement, we know that indoor farms CAN be a reasonable solution as they work better and faster than a regular farm does.
I think "The author's work of literature is full of many confusing pieces." and "<span>This literary work has many challenges and pitfalls." are more precise while professional.
However I have a suggestion: change "</span>The author's work of literature is full of many confusing pieces." to "<span>The author's work of literature consists many confusing pieces."</span>
It could have been either's jacket.