Computer Science homework help

Discussion 1 (Chapter 14):
Discuss insertion, deletion, and modification anomalies. Why are they considered bad? Illustrate with examples.
Discussion 2 (Chapter 15):
What is meant by the closure of a set of functional dependencies? Illustrate with an example.
Need 250 to 300 words with references for each discussion in 2 separate documents. No APA format required and the textbook is attached.