Answer:
1:a
2: a
3: b
Expalnation:
1.Many Americans on the West Coast attributed declining wages and economic ills to Chinese workers. Although the Chinese composed only . 002 percent of the nation's population, Congress passed the exclusion act to placate worker demands and assuage prevalent concerns about maintaining white "racial purity."
2. Gave right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of sex.
3. Not excatly sure sorry but im sure first two are right ;)