[Solved] Dr.O'Connor wants 90-year-old Mr.Takashi to participate in a research study that involves moderate risks.Mr.Takashi is incapable of consenting.Which statement best expresses your advice regarding Mr.Takashi's participation in the study? A) He should not be allowed to participate in the study under any circumstances. B) He should be allowed to participate in the study regardless of the benefit. C) He should be allowed to participate in the study only if his participation will benefit others. D) He should be allowed to participate in the study only if it is likely to benefit him directly. Competency: The ability or skill to do something successfully or efficiently, often evaluated in professional and legal contexts. Atherosclerotic Hearts: Hearts affected by atherosclerosis, a condition where the arteries harden and narrow due to plaque buildup, leading to heart disease. Cardiovascular Risk: The likelihood or probability of experiencing heart-related health problems, influenced by factors like lifestyle and genetics. Utilitarianism: An ethical theory proposing that the best action is the one that maximizes utility, generally defined as that which produces the greatest well-being of the greatest number of people.