Final answer:
The key areas to address in a home-care plan are skincare, nutrition, and exercise, while fashion is not a consideration as it does not contribute directly to health.
Step-by-step explanation:
When creating a home-care plan, key areas to address include skincare, nutrition, and exercise. These elements are crucial for maintaining health and can potentially slow the rate of aging. Skincare ensures protection and maintenance of the skin, nutrition provides the necessary fuel and nutrients for the body, and exercise is vital for overall physical health and well-being. However, fashion is not a consideration in a home-care plan as it does not directly contribute to health or the aging process.