It was composed of war captives and Christian youths pressed into service; all the recruits were converted to Islam and trained under the strictest discipline. It was originally organized by Sultan Murad I. The Janissaries gained great power in the Ottoman Empire and made and unmade sultans.
Stones, sharp rocks, wood, & animal bones.
Answer:
D helped build an economy that was independent of foreign influence
Science allowed us to analyze what had been working, and further allowed the establishment of new technology
D. The line between women's and men's work blurred as they helped each other do essential work.