the NVC has my 2018 tax return where i made enough money for bring my wife from dominican republic, but my 2019 return does not, can i just go to the interview and only bring my 2018 tax return and my current paystubs, and if they ask if i did my 2019 returns tell them i have not yet since i have until april of this year to do so? or will they know i already did my tax returns 2 days ago?