Which reformer took up the case of exposing the dangers and disgraceful working condition a. mother jones b. ida tarbell c. upton sinclair d. samuel mc cure

The correct answer is:

A. MOTHER JONES.

Mary G. Harris Jones, known as Mother Jones, was an Irish-born American schoolteacher and dressmaker, who had lost her husband and four children to yellow fever in 1867 and had her dress shop destroyed in the Great Chicago Fire of 1871.

She became an organizer for the Knights of Labor and the United Mine Workers union, coordinating major strikes and co-founding the Industrial Workers of the World.

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