In the case of options with automatic exercise the net value of the option is credited to the long and debited to the short position holders. Typically, exchange-traded option contracts expire according to a pre-determined calendar.
A continent is one of several very large landmasses on Earth. Generally identified by convention rather than any strict criteria, up to seven regions are commonly regarded as continents. Ordered from largest in size to smallest, they are: Asia, Africa, North America, South America, Antarctica, Europe, and Australia. In geology, areas of continental crust include regions covered with water.
continent - one of the large landmasses of the earth; there are seven continents; pioneers had to cross the continent on foot. craton - the part of a continent that is stable and forms the central mass of the continent; typically Precambrian. land mass, landmass - a large continuous extent of land.