Answer:
C.
Explanation:
Prior to 1920 and the 19th Amendment, the following states recognized a woman's right to vote:
Wyoming, Utah, Colorado, Idaho, Washington, California, Oregon, Montana, Arizona, Kansas, Alaska, Illinois, North Dakota, Indiana, Nebraska, Michigan, Arkansas, New York, South Dakota, & Oklahoma.
After 1920 and the 19th Amendment, the federal government recognized women's suffrage as a whole, and guaranteed it in the U.S. Constitution.