Please address below questions in the essay:
1. What is hearsay? Explain in detail
2. Please explain why the hearsay rule exists
3. Please list and explain, in detail, three hearsay exceptions. Please include why there is such an exception.
Kindly include a brief conclusion paragraph in the end.
Note: Please use textbook as one of the source
Lippman, M. (2015). Criminal Evidence. SAGE Publications, Inc.