The Coal Mining Industry Replaced the Small Batch System with a More

Multiple Choice

The coal mining industry replaced the small batch system with a more efficient mass technology system ("long wall method." Why was it not successful?

A) The new system disrupted the established working relationships and informal norms of the group.
B) Top management was never committed to the new process.
C) The TQM principles in use at the time just didn't work in this intensive industry
D) The change was too revolutionary in that the technology was not tested prior to implementation.