Putting a comma every place a person might take a breath is

A. A good idea because we take breaths at natural pauses.
B. A good idea because that's the reason the comma was created.
C. A bad idea because some commas are optional, and breaths might overlook that.
D. A bad idea because how often a person takes a breath is dependent on lung capacity, how fast and loud that person is speaking, and the emphasis desired.
E. None of the above.