Answer:Latin and Greek were the official languages of the Roman Empire, but other languages were important regionally. ... With the dissolution of the Empire in the West, Greek became the dominant language of the Roman Empire in the East, modernly referred to as the Byzantine Empire.
I think the answer is a or b
Spices (a luxury good) among other things, but spices is the most important
(3 examples): verbal, nonverbal and visual I think
