Which statement BEST explains the lack of voting activity by women in the United States prior to 1820?
A. Women in America were denied suffrage rights during this time period.
B. Most women refused to vote as a protest against the institution of slavery.
C. Most women did not believe they were affected by U.S. government decisions.
D. Most women refused to vote as a protest to the treatment of the American Indians by the U.S. government.
The correct answer is A. Women in America were denied suffrage rights during this time period.
Explanation: Before 1820, women in the United States did not have the legal right to vote. The societal norms and laws of the time excluded women from participating in the political process, which is why there was a lack of voting activity among women. Other options mention protests and beliefs about government decisions, but the primary reason was the legal denial of their suffrage rights.