A confederacy, since rather than a single unified body it is a confederation of states or provinces.
Answer: B) So they can communicate their results without confusion
Explanation: There are other systems besides the metric system, though the metric is the most commonly used system. In the SI international system, all units are derived from each other, forming a unique international standard. That way, all scientists around the world, or at least most of them using the SI system, can communicate in a unique scientific "language" without confusion and misunderstanding.
Answer:
When the army is in charge of the government, it causes a Military Government. A Military Government is then carried out by military workers.
Explanation:
This is entirely legal. And justafiable by laws of the jurisdiction at issue.