Which two factors explain why salt was so valuable to West Africans? a Salt helped prevent dehydration in the hot climate. b Salt was used as a form of currency. c Salt was one of the exotic goods traded by the Asian traders. d Salt was used to preserve food. e Salt was available only in Zimbabwe.

Which of the following is not true of television journalism? television is even more effective than the radio as an agency for influencing public opinion. you must pay millions of dollars to build up and project the proper television image for their candidates. television media performs a public service in the field of political education. we should form our opinions by listening to network commentators to get a well-rounded perspective, as you can assemble from different sources we should listen to more than one commentator and read background articles in boo and magazines