Answer:
I am just guessing but I think its A
Explanation:
because moss needs the nutrients to survive
Renewable energy provides reliable power supplies and fuel diversification, which enhance energy security and lower risk of fuel spills while reducing the need for imported fuels. Renewable energy also helps conserve the nation's natural resources.
I would say a: because a backbone is a spine and gills are air way for fish to breathe and muscles are their power in their body