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.
No, i don't think it means that.
<span>A race between candidates for elective office is called a campaign.</span>
<span>It implies they have little sustenance, shield, attire, social insurance, warm house. which implies they can become ill, amazing. or on the other hand, they can grow up with no decision, however, to swing to wrongdoing to profit. or on the other hand, they may carry on with a glad existence with minimal expenditure and acknowledge things.</span>