I would disagree. I've never heard the word used in conversation, and have only seen it in VERY old books. While maybe technically correct, people hearing it would likely be startled by a word that these days would seem strange.
Converse with me more often, and you’ll hear it more often. Even if it were as rare as you suggest, that’s not a reason not to accept it.
When I use הולך it gives the impression that I go walking, and not by any other way?
I wrote it exactly as was stated in the answer, and it was marked wrong. This happens to me EVERY DAY. Does anyone else find this? How can I report it? There is no appropriate choice any more.
Do you have intermittent Internet? That can cause all answers to be marked as incorrect.