Which of the following BEST describes the relative advantages of field experiments in relationship to laboratory experiments?

a. Field experiments offer more control over the operationalization of the independent variable, while laboratory experiments exert less control.
b. Laboratory experiments are more artificial, while field experiments offer the advantage of naturally occurring situations.
c. Field experiments enable more equivalent comparison groups than those created in laboratory experiments.
d. Laboratory experiments afford greater external validity than field experiments, while field experiments afford greater control over the variables of interest.

Answer b