Aresearcher has observed many four-year old girls preferring to dress in pink, wear ballerina tutus, and dancing on tip-toe. she defines these behaviors as a psychological construct, "gender-role play", and theorizes that this behavior will be seen cross-culturally and that one will also find "gender-role play" in four-year old boys. she develops an inventory to measure "gender-role play" and uses it to test her hypothesis. in this case, her inventory is an example of a/an

A psychological construct.

Explanation:

A psychological construct is also known as a type of hypothetical construct that can facilitate the human behavior. The psychological construct may develop by looking the activities of other individual.

The four year old girls has the mind set that they like pink and dance. This explains the gender roles play and can be seen in cross culture as well. Here, her inventory uses the psychological construct that has been developed in the minds of the four year old girls.

Thus, the correct answer is psychological construct.

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