(b) XYZ is a paper packaging materials producing company. Nathaniel had been appointed as a consultant to map the various business processes in the company. It has to be noted that Nathaniel has very little knowledge on paper packaging materials production. First and foremost, Nathaniel wants to map the two major business processes, i.e. Making paper from pulp, and Making paper packaging boxes from the paper. Nathaniel needs to gather the relevant information to map the two different processes. With regards to this, identify a suitable information gathering method to map each process mentioned. Justify your selection.