A cause not widely championed by Progressives was:

Select one:
a. regulating industry
b. women's suffrage
c. prohibiting alcohol
d. equal rights for blacks

I think c or d

Check your text and make a choice.

I think C. Prohibition was not a big issue for Progressives. It was a huge issue, and had been since at least the 1870s, but not so much on the Progressive agenda. As always, equal rights for blacks was controversial. President Roosevelt did have Booker T. Washington as a dinner guest at the White House and caused a scandal. Equal rights was an issue for Progressives.

Ms. Sue is right. This should be in your text.

It's also covered in this article which emphasizes that equal rights for blacks was not championed by Progressives.

http://afroamhistory.about.com/od/segregation/p/African-Americans-In-The-Progressive-Era.htm

It was an issue for some, but not really part of the legislative agenda at all. Some pioneering unions at the time also included blacks, but they were not "mainstream" at all.

http://www.www.loc.gov › … › Classroom Materials › Presentations and Activities

The temperance movement,

This points out that the prohibition movement was often ASSOIATED with the Progressive movement. Part of the agenda for the Progressives?

Richard Hofstadter, in his book THE AGE OF REFORM, points out that inclusion of "Negroes" was, briefly, a Populist position, but was abandoned. Many Progressives might have been sympathetic, but it was never a popular idea at that time. So, Ms. Sue is right.