I'm pretty sure they would show B. Death rates. Hope this helps!
Primary succession occurs when new land is formed or bare rock is exposed
Their members become more privatized and less incorporated into the wider community. As competition and consumerism become more widespread, the traditional household, especially in its extended forms as institutions of micro-hierarchy, become eroded.
In fact, since the Moon is constantly rotating on it's own axis, there is no area of the planetoid which is permanent darkness, and the far side of the Moon is only completely devoid of sunlight during a Full Moon - when the Sun is facing the Moon with the Earth in between.