Answer:
The growth of inter-regional trade in luxury goods (silk and cotton textiles, porcelain, spices, precious metals and gems, slaves, exotic animals) was encouraged by significant innovations in previously existing transportation and commercial technologies--including caravanserai, compass use, the astrolabe, larger ship designs in sea travel--and new forms of credit and the development of money economies (Bills of exchange, Credit, Checks, Banking Houses, Use of Paper Money).
Answer:Writing emerged independently in different places.
Explanation:
4 presidents were killed, Abraham Lincoln, James A. Garfield, William McKinley, and John F. Kennedy.