The nile valley and the delta are areas with a. a high standard of living b. cool temperatures c. a high population density d. abundant rainfall"c." might be the correct answer

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed