The Arabs carried extensive trade by both camel and boat in the Red Sea
and Indian Ocean. Using these varying methods of transport meant they
were able to build strong trade routes with a wide variety of countries,
as using both camels and ships meant they were able to cover land and
sea routes.
There are two necessities for an industry to be competitive, first for an industry to be competitive, the industry must have numerous producers that does not have a large market share, second, an industry can be considered competitive if its consumers regard the products of the producers as equivalent.