Four-year-old Tommy developed a fear of going down steps after falling down the steps in his house several times. When he was at his grandmother's house he demonstrated no fear of climbing the steps to her front door. Unlike Little Albert's fear of white rats and other white items, Tommy was demonstrating .

Discrimination

Explanation:

  The discrimination is the term which is used to refers to the unequal treatment of the people based on their nationality, age, race and the religion.

The discrimination is the act of distinction when the individual person is treated unfairly from the society or the group.

According to the given question, The Tommy is basically demonstrating about the discrimination about the Albert and the Tommy's fear situation that they both have different psychological experimental fear condition.

 Therefore, Discrimination is the correct answer.

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