विश्व मानचित्र पर उनकी स्थिति के आधार पर निम्नलिखित स्थलमंडलीय प्लेटों (lithospheric plates) को दक्षिण से उत्तर की ओर व्यवस्थित करें: A. जुआन डी फूका प्लेट (Juan De Fuca plate) B. शकोटिया प्लेट (Scotia Plate) C. कोकोस प्लेट (Cocos Plate) D. नाज़का प्लेट (Nazca Plate) नीचे दिए गए विकल्पों में से सही उत्तर चुनें:

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?