What can give rise to particularly dangerous situations where several lanes turn off?

You answered correctly. Particularly dangerous situations can arise when drivers drive too fast or change lanes while turning where several lanes turn off. Speed increases the risk of losing control, especially when changing direction, and switching lanes during the turn can cause collisions or confusion with other drivers. Keeping exactly to your lane, however, helps maintain order and predictability, and does not create extra danger in these situations. For turning with multiple lanes, always slow down in advance and stay in your designated lane to prevent accidents.