What may limit/cause bias when discussing the women's rights to vote

Explanation:

One hundred years after women gained suffrage—and with a growing number of ... Legal restrictions—such as prohibitions against voting and property ... of the 14th Amendment to include sex, arguing that such arguments are ... such as racial and gender biases can erect unique discriminatory barriers

i think its the outcome of people's preferences.

a. competition between france and england for land and power