The answer is:
Echinodermata
The word echinodermata is Greek which literally means "Spiny Skin". Echinodermata is a phylum under kingdom animalia. Not all of them have spiny skins, but most of them do. Other characteristics would be their radially symmetric body. They have appendages that grow outward from the center. Examples of echinoderms would be sea stars and sea urchins.
The answer is D hope this helps
Calcium is few of the main sources for healthy bones, teeth, and muscles.
Due to the increasing weather patterns, weather will become unpredictable and temperatures will rise which makes growing conditions worse