The type-index and the motif-index

Write a response for each of the following questions. 1: (50 points) Length: 300-400 words. Minimum 300 words. Folktales/ Marchen: Using examples from class/readings, discuss the characteristics of Indo-European folktales. 2 (50 points) Length: 300-400 words. Minimum 300 words.
What is a motif? Discuss the type-index and the motif-index, their origins, and the purposes for which they are used. How does each contribute to the study of folklore? How do they relate to different research approaches?
3: (50 points) Length: 300-400 words. Minimum 300 words.
How do we define a folksong, and what is problematic about this? Using examples from the Brunvand reading and class, define and discuss lyrical folksongs and ballads, including characteristics of each and differences between the two types.