A Major Difference Between a Field Experiment and a Laboratory

Multiple Choice

A major difference between a field experiment and a laboratory experiment is that

A) Mundane realism is higher in a field experiment.
B) The levels of the independent variable cannot be controlled by the experimenter.
C) The results on the dependent variable are less predictable due to the variable behaviours of participants in a real-life setting.
D) Participants are unaware of their involvement in a psychology experiment.
E) Psychological realism is lower in a field experiment.