Answer: Option(a) is correct option
Explanation:
As per theory of Lepper and colleagues (1973), rewards play a major role in motivation of a student for performing activity as compared to non-rewarding activity.They describes about undermine of performance due to presence of reward in certain time and situation.
According to the question, Joseph will tend to paint in future because he has seen it as the method of earning money as reward rather than making it a passion or enjoying painting.He is interest in money majorly
Other options are incorrect because Joseph becoming an artist in future, still carry out painting passion even if aunt stops rewarding him and money rewarding painting are considered better than no-money rewarding painting are not the outcome of scenario. Thus, the correct option is option(a).
Labor unions can increase wages through:
collective bargaining
Reducing supply of labor
and increasing demand for labor
In collective bargaining, the workers can send their representatives to negotiate new working terms with employers (including work hours and increasing wages).
Reducing supply of labor would make the existing laborers become more lucrative, rare and valued. This would resulted in an increase of workers' wages.,
Increasing demand for labor can be done by improving the members' skills through courses or seminar. By having additional skills, the members can be eligible to harder and more rare job opportunities. This usually correlate with higher wages
Fallingwater = Frank Lloyd Wright used Nature and Japenese influences to build the house partly over a natural waterfall on Bear Run in rural Pennsylvania.