Which of these initial visual expressions best captures what Mozilla means to you? Which will best help us tell our story to a youthful, values-driven audience?

Which of these initial visual expressions best captures what Mozilla means to you? Which will best help us tell our story to a youthful, values-driven audience? Which brings to life the Mozilla personality: Gutsy, Independent, Buoyant, For Good? I don't know, they're all terrible...