Consider the following steps in a line balancing problem:
1. Apply an assignment heuristic to assign tasks to each work station.
2. Identify the precedence requirements
3. Calculate the required minimum number of work stations
Which one of the following is the correct sequence of the above steps?
(a) 2 – 3 – 1 (b) 1 – 2 – 3
(c) 2 – 1 – 3 (d) 1 – 3 – 2