निम्नलिखित ज्वालामुखियों को उनकी उपयुक्त विवर्तनिक (tectonic) स्थितियों से सुमेलित कीजिए: A. माउंट फूजी - 1. महाद्वीपीय रिफ्ट घाटी क्षेत्र B. मौना लोआ - 2. इंट्राप्लेट हॉटस्पॉट C. माउंट एटना - 3. महासागरीय-महाद्वीपीय सबडक्शन क्षेत्र सही कूट का चयन कीजिए:

The crescent-shaped sand dunes found in Sam, Jaisalmer are scientifically known as:

With reference to fjords, consider the following statements: I. They are deep, narrow inlets carved mainly by glaciers and later occupied by seawater. II. The shallow sill near their mouth is generally associated with glacial deposition rather than with tectonic uplift alone. III. They are chiefly associated with high-latitude or formerly glaciated coasts, rather than with humid tropical landscapes. How many of the statements given above are correct?