Which of the following describes the main purpose of informed consent?

The main purpose of informed consent is to ensure that participants understand the research activity. This process is essential in research ethics as it involves providing individuals with comprehensive information about the study, including its purpose, procedures, potential risks, and benefits. This understanding enables participants to make an informed decision about their involvement, reflecting respect for their autonomy and rights. Informed consent is a fundamental principle that protects participants and promotes ethical research practices by fostering transparency and trust between researchers and participants.