Yes, it is. Potassium’s symbol is K. It’s atomic number 19.
A non renewable resource wouldn't replenish naturally like, oil.
A renewable resource is something that can replenish naturally, like wood or wool.
DNA, ribosomes, cytoplasm
I assume the second option because the half sun half shade situation would provide the nutrients for the plants and at the same time nit half too much( since some plants need indirect sunlight and this is a good compromise) also glass is typically used in greenhouses and therefore would be my container of choice and fertilizer will assist in plant growth
