Artifacts and manipulatives are examples of ________ support

A relationship in which one partner willingly and continuously cedes the power to the other is

a ________ relationship. A) complementary B) symmetrical C) parallel D) unilateral

Lydia and her boyfriend have a long-distance relationship. Even though they talk every night, Lydia doesn't feel as close to her boyfriend. She tells him, "I wish you were here with me." Which theory illustrates Lydia's feelings?

a. media lag theory b. media richness theory c. social presence theory d. social network theory