What is an Abacus and how did it work? How was silk able to reach all the way to Rome and the Mediterranean?

Which animal was the best for transport through the Silk Road’s desert?

Another restaurant manager says to you, “i’ve heard that barcelona has a three-step hiring process. candidates first have an interview in which scott does most of the talking, and then they visit barcelona restaurants and record their impressions. this seems like a lot of work. what is a purpose of both these steps? ” what would you tell the manager?

Which powers best complete this graphic?

The is a system for selecting the president of the united states. a. voter registration c. bi-partisan politics b. electoral college d. none of the above select the best answer from the choices provided