An airplane los from radar at 5 degrees S and 55 degrees W was over which continent?

Antarctic

Explanation:

Air New Zealand had been operating scheduled Antarctic sightseeing flights between 1977 and 1979. This flight was supposed to leave Auckland Airport in the morning and spend a few hours flying over the Antarctic continent, before returning to Auckland in the evening via Christchurch.

mining and farming towns developed

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the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration