The distinction between flexible and fixed individual differences is that managers have little or no impact on fixed differences. Fixed differences in this case are often differences where the person who exhibits a certain characteristic is also the person who won't be changing them so soon. And this is a thing where managers have little say over it.
political parties perform an important task in government. they bring people together to achieve control of the government, develop policies favorable to their interests or the groups that support them, and organize and persuade voters to elect their candidates to office.
The answer is: When Kirsten turns over paper.
Recycling is the process of converting waste into material or products of potential utility bringing the reducing of the consumption as a consequence. In this scenario, Kirsten turns the paper to take advantage of the blank space. When she gets tired of one side of the painting, she can use the other painting. Kirsten then saved up the use of another paper, using the blank side of the same paper she had used before.