Which of the following dimensions of e-commerce technology involves the integration of video, audio, and text marketing messages into a single marketing message and consumer experience?

Richness (Information Richness)

Explanation:

Information richness refers to the complexity of combining  video, audio and  make a marketing advert, the information generated is considered rich. other features or dimensions include; interactivity, information density, personalization etc

the major difference between the two is the objective and the reward of the game. candy crush has a puzzle theme with the objective of meeting a specific quota of points or objects, you are able to gain access to the next level and compete with peers on the process. on duolingo the objective is rather different, you are given sets of questions for you to answer for you to move to the next level and as for the reward, you are able to learn available language as this is an app developed to teach the user about other languages.