When the constitution was first ratified, only white men of a certain age were considered citizens. later amendments to the constitution have affected americans' participation in government. amendment 19 was a result of a. the abolishment of slavery in the united states b. society changing to include women as citizens c. the outcome of the union winning the civil war d. society changing to include men of all races as citizens

Explanation:

The nineteenth amendment to the U.S constitution allowed women the right to vote. It was ratified on August 18, 1920 after almost a century of protest. The women rights movement was launched in 1848 with the Seneca Falls Convention. It was organised by Elizabeth Stanton and Lucretia Mott.  After this convention the demand for women suffrage the main issue of the women rights movement. Various activists such as Susan B Anthony and other activists lobbied the government to get the voting rights to women. This amendment was a reflection of change in social attitude towards women.