Which of the following statements about writing introductions and conclusions is true? A. If you're writing a research paper, you don't need an introduction or a conclusion.
B. If you have trouble beginning with the introduction, write the body paragraphs first
C. Always write the body paragraphs and the conclusion before going back to write the introduction.
D. Always write the introduction first and the conclusion last.

Explanation: The purpose of the research is to explore and investigate the authenticity of the effect of massage on increasing sleep hours. The research people getting less than seven hours of sleep are inadequately attributed to insomnia which has unnecessarily lead to the increased endorphin level. The research is interrogating the belief which is taken as an established fact that massage provides relaxation and ability to sleep and thus, increasing the total no. of sleep hours. Based on McCarthy's explanation, it cites that our endorphins conciliated with the ingrained belief that less than seven hours of sleep is pertaining to insomnia and massage provides a solution to this problem and thereby, proposing a critique to this belief.