Answer:
<em>b. an Operational Definition</em>
Explanation:
An <em>operational definition is the expression of conceptual model (or procedural statement) used to define the terms of a method required to determine the essence of an objec</em>t or an occurrence and its characteristics including period, volume, spatial expansion, chemical properties.
One of the effect of the increase in leisure time is the development of public places that built for the people who wanted to enjoy their leisure time, such as library, public parks, coffee shops, etc
The answer is rules. The rules Committee has the power to move House bills ahead quickly, hold them back, or stop them completely. A committee in the House of Representatives that determines the rules by which bills will come to the floor, be debated, the amount of time that will be allotted for debate and so on.