What factors made the tang capital of Chang,an a center of culture and trade? select the two correct answers (1point)

1. The strategic location of Chang'an on the Silk Road, a major trade route connecting China to Central Asia and Europe, allowed for the city to become a hub of commerce and cultural exchange.

2. The Tang Dynasty's support for the arts and literature, as well as the establishment of universities and academies in the city, attracted scholars, artists, and poets from all over China and beyond, contributing to Chang'an's reputation as a center of culture and learning.