World Geography
India's major contacts with out-side world for the last two millennia have been by sea there-by earning the title for India:

The Mistress of the Northern Seas
The Mistress of the Western Seas
The Mistress of the Southern Seas
The Mistress of the Eastern Seas

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World Geography
The initial increase of magnetic field in magnetic storms is caused

when there is a large decrease in field intensity
when the shock wave, associated with the gusty solar wind, compresses the magnetosphere
None of these
when the gust wind itself engulfs the magnetosphere

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