Professor bobson conducts a study that requires his participants to fill a questionnaire with two options: “ethical” or “unethical.” this leads most of his subjects to choose the ethical option. the professor’s choice marking his options as ethical or unethical is the study’s
a) placebo effect
b) third variable
c) demand characteristic
d) confederate

Demand Characteristics

Explanation:

Demand Characteristics in research can be defined as the characteristics which is associated with the experimental artifact where the participants from an interpretations of the experiment's purpose.

Here, the professor's conducted an experiment and required to get the form filled by participants whether they want to choose ethical or unethical.

Most of the participants choose ethical. This shows that the participants are in favor of ethical topic. This is an example of Demand characteristics.

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