Tokugawa Shoguns Close Japan to Foreign Influence
In its efforts to close Japan off from damaging foreign influence, the Tokugawa shogunate also prohibited trade with Western nations and prevented Japanese merchants from trading abroad.
Answer:
a. The Decimal System
Explanation:
The Decimal System, is one of the great mathematical innovation form ancient India. There is no clear date and place about the invention the decimal system.
It was first recorded in India, then spread to Islamic world, and further to Europe. Decimal system gave a unique turn to the world of mathematics and made the counting or measurement easy.
Hence, the correct answer is "a. The Decimal System".
Slave Labor
Otherwise known as the unpaid labor of enslaved workers.
