Answer:
a) Be at least 18 years old
Explanation:
There are numerous conditions that the people who apply for US citizenship should fulfill. In order to become a naturalized citizen of the US, one of the basic conditions is that the applicant has 18 years of age at the date of application for the naturalized citizenship, the Form N-400. The reason as to why this is required is that the person who applies is an adult, not minor, so has the mental capacity to decide for himself/herself, and is it of his/hers best interest.
D. The United States provided some refuge, but discrimination guided the laws and prevented thousands of Jews from immigrating.
Its B. the practice of writing down laws for all to know.
the abolitionists were against slavery and so they disliked the fugitive slave law because it made them return runaway slaves to their owners.