An abstract states the topic and the abstract for a research plan.
Answer: Option D
Explanation:
Abstract is usually added in the opening part of any research paper. By reading an abstract one can decide whether to proceed to the main content or not. An abstract is a short description in which the gist of the entire research plan is stated such that by reading it one can get a basic idea of what the research plan is all about, thus making it a brief summary of a research plan.