Which statement best explains why historian A mentions the issue of slavery while historian B does not?

Before the arrival of the industrial revolution, most textiles were made—

Which four of these developments were made under mongol rule during the pax mongolica? the extension of the grand canal in china the spread of christianity the spread of weapons that used gun powder the invention of new medicines the establishment of a postal system the invention of geometric models of lunar motion

Which of the following phrases best describes american society in the early 1900s