Question: (a) Write a function numbering that takes in a list and returns a list of pairs whose second components indicate their positions in the list.

(a) Write a function numbering that takes in a list and returns a list of pairs whose second components indicate their positions in the list. For example, numbering [3,7,8] == [(3,1),(7,2),(8,3)] Answer required in haskell code

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4. Explain the strengths and weaknesses of each approach.

d. Describe any challenges in trying to communicate. If there were no challenges, explain why you think it was so easy.

3. Identify the methods used within each of the three approaches.