the answer should be: The study's construct validity
A study's construct validity refers to the degree to which the experiments made in the study actually measures what it intended to measure. This can be seen on the study's standard of measurement and the correlation between variables used in the measurement and the actual phenomenon.
After hearing the claimed made by the teacher, Clarissa's immediately question whether the act of bullying can be measured.
She brought up an important point. The teacher never really specify what act considered as 'bullying'. Depending on people's perception, some consider a slight discomfort from social interaction might be considered as bullying, while other people might have the threshold. Because of this, she can say that the study's construct validity is questionable.
The correct answer we are looking for is the transience.
One of the seven sins of memory. The ability of Giorgio to recite a poem fades because of the so called transience.
This is known as the transitory nature. Transience means passing with time or is the state of being brief and short-lived.
social media is now a serious factor in political campaigns and in the way people think about issues
The European Union is set up with the aim of ending the frequent and bloody wars between neighbours, which culminated in the Second World War. As of 1950, the European Coal and Steel Community begins to unite European countries economically and politically in order to secure lasting peace.