Question

求教个英语问题！

STEP THREE: If the applicant’s computed age in Step 2 is less than 21 years old, did the applicant pursue an immigrant visa within one year of visa availability?

For a derivative applicant whose principal applicant obtained an immigrant visa:

1. When did the visa number become available? ________

2. When did the derivative applicant submit completed Form DS230? ________

Answer 1

这是让翻译还是怎么的？
签证的申请我们怎么解答

第一个问题
签证号码从何时生效
第二个
附属申请人什么时候完成提交的DS239申请表格