Who proposed a simple definition for Quality as "fitness for use"?

It is a style of leadership where leaders followa close set of standards to ensure accuracy of work. The leaders also strictly follow organizational rules and policies and desires that employees also adhere to the rules and procedures. What is this type of leadership?

Soluble organisms represented by high "A" waste causes depletion of O₂ in the surface water that results in fish kills and undesirable changes in aquatic life. A is given by

In order to understand complexity of worker, the management experts have developed several models. Out of which Edgar H Schein developed concepts on motivation of people. Name the model.

The GnSS is defined as an information system designed for supporting decisions made by groups in an organization. What is GDSS stands for?