[Solved] Which item best describes the concept of sensate focus? A) devoting one day to each sense; observing and studying how each contributes to the erotic experience B) giving and receiving pleasure to each other without a sexual or coital goal C) slowing down the pace of intercourse so that each step is fully experienced D) expanding the repertoire of foreplay activities before penetration Longitudinal: refers to research or observational studies that follow the same subjects over a period of time, noting changes and developments. Sequential Designs: A research method in which participants are studied or tested over a period of time at different stages or points. Beneficence: The ethical principle that emphasizes acting in ways that promote the well-being of others. Ethical Principle: A fundamental guideline of ideal conduct that influences moral decision making.