1. It would end the era of merchants buying goods according to one unit, selling in another and pocketing the ill-gotten profit. 2. As the rest of the world adopted the metric system, the United States continued to bumble around with unwieldy imperial units. 3. This country could have gone metric right from the beginning, instead of being dragged into the system kicking and screaming. 4. A shared system of measurement would promote trade between the two nations and serve as a slap in the face to the British, who were still fumbling about with feet and furlongs. Which two sentences taken together provide the BEST evidence to support the idea that adopting the metric system would have benefitted the U. S. In the 18th century?