The quoted sentence below

Teachers should allow students to listen to their favorite music when completing independent work in class. Dr. Amit Sood of the Mayo Clinic explains that "melodious sounds help encourage the release of dopamine," a hormone in the brain that makes humans feel happy. "Because music causes the release of feel-good hormones, students are more likely to think positively about their schoolwork if they can listen to their favorite artists during class time."

A. Does not need a citation

B. Needs a citation

The quoted sentence needs a citation.

B. Needs a citation

The quoted sentence: "Teachers should allow students to listen to their favorite music when completing independent work in class. Dr. Amit Sood of the Mayo Clinic explains that 'melodious sounds help encourage the release of dopamine,' a hormone in the brain that makes humans feel happy. 'Because music causes the release of feel-good hormones, students are more likely to think positively about their schoolwork if they can listen to their favorite artists during class time.'"

B. Needs a citation

The sentence includes a direct quote from Dr. Amit Sood of the Mayo Clinic explaining the relationship between melodious sounds, dopamine release, and the positive impact of music on students' attitude towards their schoolwork. To avoid plagiarism and ensure the accuracy of information, it is important to provide a citation in such cases. By citing the source, the reader can verify the information and refer back to the original article or research.