B) sunlight
Sunlight supports life by providing food and warmth which is needed for the population of practically anything on earth to survive
Translocation is the movement of materials from leaves to other tissues throughout the plant. Plants produce carbohydrates (sugars) in their leaves by photosynthesis, but nonphotosynthetic parts of the plant also require carbohydrates and other organic and nonorganic materials.
Krypton helps geologist determine the absolute age of a rock
