How have changes in the media and modern technology most change how candidates campaign

Nowadays with new technologies and new ways of communication politicians promote themselves in different ways as the ones from the past. Those new ways can sometimes benefit their campaigns but at the same time be dangerous. On one hand, journalism is in charge of providing reliable information along with judging politicians. However, journalism has been replaced by phone cameras and normal citizens who provided real information in real time without edition. On the other hand, politicians make good use of internet tools such as webpages, which help them keep direct contact with voters. Moreover, a modern mode of communication is the cooperation of celebrities like musicians and actors or actresses who promote politicians through expensive campaigns or artistic events.  

b)

it created free trade throughout the colonial territories.

the answer is c.

i hope this .