What capability did she, or anyone have, to determine that this individual was a reckless driver? Given a lineup of 10 people, can you tell who is a reckless dr

What capability did she, or anyone have, to determine that this individual was a reckless driver? Given a lineup of 10 people, can you tell who is a reckless driver in 30 seconds or less without giving them a through skills test and psychological evaluation?