Marco Polo was a Venetian merchant who travelled the Far East reaching the empires of China and Mongolia. Along with his family, interacted with the emperors of both countries and was believed that he was once a special guest of a Chinese emperor during his travels. His voyage made the Europeans know more about the lands at the Far East of the globe and became vital for trade and industry.
"Troops carried bayonets as well as guns" is one example among the choices given in the question that <span>were examples of the change in weapons. The correct option among all the options that are given in the question is the third option or option "C". I hope that this is the answer that has come to your help.</span>