The support media can be broadly divided into: a. traditional support media and non-traditional support media. b. non-traditional media and below-the-line media. c. outdoor media and transit media outdoor media and in-store media.

a. traditional support media and non-traditional support media

Explanation:

Supporting media can be divided into traditional media and non-traditional media. Traditional support media is one that uses external advertising, while nontraditional support media is one that uses branded entertainment and guerrilla marketing, for example. Regardless of this division, the support media generally aims to establish that potential customers have knowledge of a particular brand or company through advertisements.

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.

answer; the intervening variable;