Select one of the instructional theories from below to obtain information on instructional strategies and tactics related to the theory:

According to Robert Gagne, these events should satisfy or provide the necessary conditions for learning and serve as the basis for designing instruction and selecting appropriate media.

According to John Keller, there are four major categories of motivational strategies: Attention, Relevance, Confidence, and Satisfaction.

According to Charles Reigeluth, his elaboration theory specifies that instruction should be organized in increasing order of complexity for optimal learning.