A successful total quality management (TQM) program requires a) minimizing changes in the organization's culture.
b) attributing defects to the appropriate production function(s).
c) focusing on defect solutions, not sources.
d) soliciting feedback from division-level managers and above.
e) breaking down barriers between functions.

Breaking down barriers between functions

Explanation:

Total quality management is a management approach to getting all employees committed to improving processes , products and services towards achieving a customer satisfaction and growth success into a foreseeable future.

One key requirement towards achieving this is breaking down barriers between functions as development of new products calls for efficient planning to deliver customer satisfaction and employees in different functions and department also have to work together to anticipate problems that could impair quality of products.