Ethics concerns refer to the moral principles and values that guide individuals or groups in their behavior and decision-making. It involves analyzing and evaluating different issues, situations, and choices from an ethical perspective. The major ethics concerns can be categorized into the following aspects:

a) Issues, situations, choices:
This category includes the various problems, circumstances, or dilemmas that arise in different contexts and require ethical considerations. For example, issues related to human rights, social justice, environmental sustainability, and corporate responsibility all fall under this category. Ethical concerns in this context involve evaluating the consequences of actions, considering the rights and welfare of individuals or communities affected, and making choices that align with moral values.

b) Decisions, speeches, actions:
Ethical concerns also encompass the decisions, speeches, and actions taken by individuals or organizations. When making decisions, ethical considerations involve analyzing the potential impact on stakeholders, ensuring fairness and justice, and upholding integrity and honesty. Speeches and actions should also be ethical, reflecting respect for others, promoting inclusivity, and avoiding harm or discrimination.

c) Feelings, thoughts, expressions:
Ethics is not solely about external actions or decisions; it also encompasses internal aspects such as feelings, thoughts, and expressions. Ethical concerns in this regard involve self-reflection, introspection, and self-awareness. It includes being honest with oneself, examining one's motives and intentions, and ensuring that personal values align with ethical principles. Expressing oneself ethically involves respecting others' perspectives, engaging in constructive dialogue, and avoiding offensive or harmful language.

d) All of these:
The correct answer is option 'd', as all of these aspects are major ethics concerns. Ethical considerations are complex and multifaceted, encompassing a wide range of issues, decisions, actions, and internal processes. It is important to approach ethics comprehensively, taking into account the ethical dimensions of issues, the morality of decisions and actions, and the ethical responsibility individuals have towards themselves and others.

In conclusion, ethics concerns involve analyzing issues, situations, and choices, making ethical decisions and taking ethical actions, and examining internal aspects such as feelings, thoughts, and expressions. All of these aspects are important in ethical considerations and play a significant role in guiding individuals and organizations towards moral behavior and responsible decision-making.