I would say A: The area between Seattle and Portland. They are always crowded. Vegas is crowded, but no one really lives there. Only vacations. hope that helps
Definition -:
Photosynthesis is the process in which green plants use sunlight to make their own food. Plants, algae, and a group of bacteria called cyanobacteria are the only organisms capable of performing photosynthesis
Formula -:
6CO2 + 6H2O → C6H12O6 + 6O2.
Six carbon dioxide molecules and six water molecules, are converted by light energy captured by chlorophyll (implied by the arrow) into a sugar molecule and six oxygen molecules, the products.
Answer: around the yellow river valley
Explanation: