Final answer:
The study of the general nature of morals and specific moral choices is called A) ethics, which includes metaethics, normative ethics, and applied ethics.
Step-by-step explanation:
The study of the general nature of morals and of the specific moral choices individuals make is called ethics. This field of philosophy is commonly divided into three main areas: metaethics, normative ethics, and applied ethics, each distinguished by a different level of inquiry and analysis.
Metaethics explores foundational issues about moral concepts and the nature of moral reasoning. Normative ethics concerns the systematic evaluation of how one ought to act and is subdivided into three main approaches: consequentialism, deontological, and virtue ethics.
Applied ethics involves the application of ethical principles to specific controversial issues, such as medical ethics or environmental ethics. The correct answer to the student's question is A) Ethics.