Correct option is B
In ancient times, the most prosperous and knowledge-based civilizations included
India,
Egypt, and
Greece. These civilizations were renowned for their advancements in various fields such as science, mathematics, philosophy, medicine, and the arts.
India was known for its contributions to mathematics (e.g., the concept of zero), astronomy, and medicine (Ayurveda).
Egypt was advanced in architecture (e.g., the pyramids), medicine, and hieroglyphic writing.
Greece was celebrated for its philosophy, democracy, and significant contributions to the arts and sciences. While Japan and Germany have rich historical and cultural legacies, their prominent rise in terms of knowledge-based societies came in later periods, not in ancient times.