Examlex
Which of the following would cause a leftward shift in the supply curve for car washes?
Madame C.J. Walker
An African American entrepreneur, philanthropist, and a political and social activist, recognized as one of the first American women to become a self-made millionaire.
Oprah Winfrey
A prominent American television host, actress, producer, and philanthropist known for her influential talk show and contributions to media and entertainment.
Barack Obama
The 44th President of the United States, serving from 2009 to 2017, and the first African American to hold the office.
Traditionally-defined Racial Groups
Categories of human populations based on shared physical or social qualities into which societies have divided people.
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