Question ID:PT55 S1 Q10  Passage:Unlike many machines that are perfectly useful in isolation from others, fax machines must work with other fax machines. Thus, in the fax industry, the proliferation of incompatible formats, which resulted from the large number of competing manufacturers, severely limited the usefulness‚ and hence the commercial viability‚ of fax technology until the manufacturers agreed to adopt a common format for their machines. Stem:The information above provides the most support for which one of the following propositions? Correct Answer Choice:BChoice A:Whenever machines are dependent on other machines of the same type, competition among manufacturers is damaging to the industry. Choice B:In some industries it is in the interest of competitors to cooperate to some extent with one another. Choice C:The more competitors there are in a high-tech industry, the more they will have to cooperate in determining the basic design of their product. Choice D:Some cooperation among manufacturers in the same industry is more beneficial than is pure competition. Choice E:Cooperation is beneficial only in industries whose products depend on other products of the same type.