Which of the following set of activities would be completed as part of the control portion of the management cycle:

1)	doing a cost-benefit analysis installing new equipment versus purchasing prefabricated goods.

2)	compiling a labour report for the past week, documenting the savings of a JIT inventory initiative on a production line.

3)	estimating the cost of raw materials for next month, looking at market demand on the sales budget for the next period.

4)	outlining the results of changes from a process reengineering report on Line A, reviewing market conditions in the demographic of a new product line set for launch.