Complex sentence: A theory proposed by Charles Berger (Berger & Calabrese, 1975) suggesting that people are motivated to reduce uncertainty about their partners during interpersonal interaction by employing a set of different strategies that includes direct and indirect questioning and observation.
Split into simpler sentences: A theory proposed by Charles Berger (Berger & Calabrese, 1975) that states that people are motivated to reduce uncertainty about their partners during interpersonal interaction. In order to accomplish that, people use a set of different strategies that include direct and indirect questioning and observation.