Two Discussion And Two End Of Chapters Questions

 Due in 24 hours.  

Two Key Discussions and each is needed in 250 words at least. No Plagiarism.

I also need two chapters 4 and 5 end of the questions and problems no are mentioned below. I attached the chapters. 

Chapter 4- # Q5

Chapter 5 - # Q8

I attached everything in word file , plus i attached the chapter too. 

I will send one reply each for this discussion after i post the initial post.