Question no. 1: Different theoretical approaches to development can exist side by side, complementing each other. (a) Discuss this view. (b) Are there some approaches that are so opposed that they cannot coexist? Explain your answer and give at least one example to justify it. Question no. 2: How do emotion and attachment develop? Discuss various answers to this question and give at least three examples of experiments which tested emotional and attachment development. Question no. 3: What are the major characteristics of human language? Describe in short how these characteristics develop and what is unique about them, relative to other languages animals use in order to communicate.