Suppose That You Conduct an Experiment to Study the Effects

Multiple Choice

Suppose that you conduct an experiment to study the effects of love on improving children's self-concepts. To manipulate love, you allow a research assistant to hug each child after he or she has successfully completed a set of math problems. After the study is over, you ask the children if they felt loved during the study. They all say no. Apparently, your operational definition of your independent variable is

A) unreliable.
B) not operational.
C) too subjective.
D) invalid.
E) not objective.