I think its A simple existence
It stemmed from the annexation of the Republic of Texas by the U.S. in 1845 and from a dispute over whether Texas ended at the Nueces River (the Mexican claim) or the Rio Grande (the U.S. claim).
Answer:
A. Italian city-states were unified under one central government long before most other European countries, and that allowed the government to sponsor the arts.
C. Italy is in a good, central location for business and commerce so traders maintained contact with people and ideas from other places.
Explanation:
Although a greater example is that there were many rich patrons who were willing to subsidize many art projects and artists.
