How did knowledge of the monsoons facilitate trade?
a. Mariners could use this knowledge to establish trade links and sail safely throughout the Indian Ocean basin.
b. Merchants needed to know when hurricane season was coming so they could avoid travel during that dangerous season.
c. Luxury products could be more carefully handled in ship holds with knowledge of impending storms.
d. Governments could plan when ships would arrive, so they could have tax collectors ready to assess tariffs.