Which Statement Is Not True About Laboratory Experiments

Multiple Choice

Which statement is not true about laboratory experiments?

A) The laboratory environment offers a high degree of control because it isolates the experiment in a carefully monitored environment.
B) The artificiality of the environment may cause reactive error,in that the respondents react to the situation itself,rather than to the independent variable.
C) Laboratory experiments are likely to have higher external validity than field experiments.
D) Laboratory experiments allow for more complex designs than field experiments.