There are multiple other ones with the roof sign visible which have exactly the same look from the windows down. So its pretty easy to conclude that this one is a taxi too since it looks like the other taxis.
And if you get it wrong you simply move on to the next question.
And if you get it wrong you simply move on to the next question.
Yes, and then on to the next. They don't just profile your answers, they profile your browser too. The more obscure the browser, the more likely my answers are "invalid", regardless of what I select.
I always close the tab, it's way better for my health.
The bottom left does not have roof visible. Nor does top left for that matter, which could theoretically be taxi van.
I fail these captchas often enough for them to be annoying, but I assumed they are simply buggy.