Final answer:
The subject of this question is History and the correct answer is OC. "Examine things, extend your knowledge...".
Step-by-step explanation:
The subject of this question is History. The seven steps to world peace outlined in the "Great Learning" originate from ancient Chinese philosophy and can be attributed to Confucianism. Confucius emphasized the importance of social harmony and ethical behavior as the foundation for achieving peace and stability in society.
The correct option from the given choices is OC. "Examine things, extend your knowledge...". This step encourages individuals to be curious and inquisitive, constantly seeking knowledge and understanding to broaden their perspectives.
Learn more about World Peace