Create README.md

Answers to the assignment question :(bubble,selection,insertion methods only)

Question 1: we have couple of sorted array and now we need to merge those and get a new sorted list 

Question 2: we have 1 sorted array and 1 unsorted now we need to merge and get a new sorted list

Question 3: we have 1 sorted array user is provided with the provision to insert a element as and when needed, but at that time you should get a sorted array including those user given elements