I said 180 days. But as long as you put under the no extension limit there should be no questions. Much like the flight or arrival dates, with the DVT it doesn’t really matter. I think those questions are leftover from the other procedures or there to make sure you are familiar with the rules.
Just got mine from Chicago. They need to see remote in a letter as others have said. I just had my company add a line saying I work remote to my proof on employment letter.
They also wanted my resume.
Took about a week for them to review and request those. Then under a day once provided.