The correct answer is the third one
I believe the bone system that red marrow belongs to is D. Skeletal system.
An invasive species, such as the trees in your question, could:
- Out compete the native flora for resources, such as nutrients.
- An earlier reproductive and faster growing cycle could quickly surpass native tree growth.
- This alien species taking the place of native trees could disrupt the habitat of animal species that need the native flora instead.
B. Gases because it increase by less