5. This satellite image shows a small portion of the Zagros Mountains in dry southern Iran. Streams in this region flow only occasionally. The green tones on the image identify productive agricultural areas. a. Identify the large feature that is labeled with a question mark. b. Explain how the feature named in Question a formed. c. What term is used to describe streams like the ones that occur in this region? d. Speculate on the likely source of water for the agricultural areas in