Because of his race, people often comment with suprise that jamal is "well spoken." this is an example of:

microaggressions

Explanation: Let us say an Asian or Indian American student delivered a speech in class and a professor compliment this student for his or her perfect English but only to find that the person was actual born and raised in America and English is their first langauge. A white woman sees a black man passes by and hold their hand bag to tight , this person is reminded of a racial stereotype. A woman in a meeting keeps getting cut by male colleagues when she is trying to lead a meeting

These situation are a representation of how people tend to be bias towards marginalized group of people in a way that is offensive and insulting to that person from a marginalized group ; this is microaggression.

using the scientific method.