Question

How did the Persians improve communication throughout their empire?

They used carrier pigeons to send messages.
They built roads and invented a postal service.
They had fast runners relay messages over long distances.
They made their subjects use only one common language.

Answer 1

B-guy on top is right

Step-by-step explanation:

Just got 100% on edge

Answer 2

B

Step-by-step explanation:

I forgot its B roads I was thinking of the Roman empire