Final answer:
Theories that address nursing interventions and their consequences are called prescriptive theories and are designed to promote, control, and change clinical nursing practice.
Step-by-step explanation:
The correct answer is a) Prescriptive. Theories that address nursing interventions and the consequences of those interventions are called prescriptive theories. These theories are designed to promote, control, and change clinical nursing practice. They provide guidelines and recommendations for nurses to follow when providing interventions for patients. By using prescriptive theories, nurses can enhance their practice and improve patient outcomes. Prescriptive theories are important in nursing because they provide a framework for nursing actions and result in predictability and consistency in nursing care delivery.