Consider the following process with three activities. One worker performs each activity, and the activity time of each stage is given as below.

The manager of the process wants to add 3 workers to the process. The manager has an option to either add the workers together to one activity or to add them separately to different activities. However, the manager wants to add the workers in a way that maximizes the resulting capacity of the process.

After adding the 3 workers, what will be the resulting process capacity in [units/hour]?

Group of answer choices

4 [units/hour]

6 [units/hour]

8 [units/hour]

10 [units/hour]

12 [units/hour]

Worker 1 Worker 2 Worker 3 Activity 1 Activity 2 Activity 3 30 minutes 15 minutes 6 minutes