Darius reorganized his empire by dividing them into twenty provinces called the "satrapies," headed by leaders, picked by Darius himself, called the "satraps."
A secretary was assigned in each of the satraps to observe the state affairs and communicate the events with Darius, while a garrison commander was responsible for the troops. A commission was responsible for the evaluation of the expenses and revenues of each of the satraps, while a<span> treasurer safeguarded the provincial revenues. More importantly, a network of royal inspectors called the "EYES AND THE EARS OF THE KING" were established by Darius to do further checks on the satraps.</span>
I think the answer might be c
Manufacturing industry division decreased the most between 1947 and 1957.
The choices can be found elsewhere and as follows:
<span>A) through conquest
B) through pilgrimage
C) through scholarship
D) through trade
The correct answer is option D. The </span><span>arab muslims primarily interact with east african city states through trade. Hope this answers the question.</span>