i) The problem is to discuss the causes of people living longer now, focusing on the quality of health care and nutrition.These factors work together to promote overall well-being and prevent premature mortality.b) Quality of Nutrition: Better understanding of nutritional needs, availability of a variety of nutritious foods, improved food safety standards, and awareness about the importance of a balanced diet have played a crucial role in increasing longevity.Proper nutrition supports overall health, boosts immunity, and reduces the risk of various diseases such as heart disease, diabetes, and certain types of cancer.- a) Quality of Health Care: Advances in medical technology, better access to healthcare services, increased awareness about preventive healthcare measures, and improved treatment options have contributed to people living longer.Regular health check-ups, early detection of diseases, and effective management of chronic conditions have significantly increased life expectancy.