Question

The Seleucids, Parthians, and Sasanids were different ethnic groups but they all shared one attibute that allowed them to continue strong imperial rule. What was it?
a. They founded new cities to serve as administrative capitals
b. They continued Darius' administrative policies
c. They had few neighbors with imperial ambitions
d. They used Persian administrators as satraps

Answer 1

The Seleucids, Parthians, and Sasanids were different ethnic groups but the one attribute that allowed them to continue strong imperial rule was that "b. They continued Darius' administrative policies," since these policies were widely popular and successful.