I think it's the walls nd ceilings one
<span>Assuming that this is referring to the same list of options that was posted before with this question, the best thing to look for in the proofreading process would be "errors in sentence structure"</span>
The answer is A.Object of a Preposition. c:
Answer:
The idealistic approach is more valuable in the long-term, because it not only offers solutions to present and future problems, but it also offers a vision: an idea about the future for a person, a corporation, a city, or a nation.
The practical approach is more valuable in the short-term. While long-term ideas and vision of the idealists can be fulfilled, there are many concrete problems that need to be solved in the meantime, and this is the time and place where practical people shine.