单选题 One of the most visible locational decisions on．a high technology firm was made by the Microelectronics and Computer Technology Corporation(MCC)．A joint venture of a dozen major computer and semi-conductor firms，MCC was founded to do research (21) advanced level technologies such as new generations of supercomputers，artificial intelligence and robotics． (22) a consortium created in 1982 by several firms，it had no home base or locational inertia，and began its search for a site by examining 57 cities across the country．The cities made polished sales pitches to lure the firm's eventual 400 engineers and scientists．The four finalists in the chase-Atlantis，Austin，San Diego and Raleigh-Durham，in the Research Triangle area of North Carolina， (23) ．was particularly noted for high tech activity．
When Austin was choosen。its attractions to MCC were widely analysed by other would-be Silicon Valleys．Austin，the state capital，iS the site of the main campus of the University of Texas，a school that (24) among the top twenty in the country in research funding．The university's reputation，state commitments of further support，and the city's proven quality of life attractiveness (25) high tech people were the deciding factors．Austin and the State of Texas added to these attractions a package of financial and other incentives，including a favorable lease on land in the university's research park and subsidized mortgages (26) ．relocating employees．
(27) return Austin had got not only the MCC．In the typical snowballing manner of high tech areas，several other companies have decided to move research (28) other advanced technology facilities there．Lockheed Missiles and Space Company，3M Corporation，and Motorola are among the firms which have added to theagglomeration of technical workers there， (29) the expense of cities like Minneapolis and Phoenix，where the companies have other facilities．As a matter of fact，the entire 100 mile corridor between Austin and San Antonio is nicknamed“Silicon Gulch”．San Antonio is the site of several computer biotechnology and electronics companies． (30) the“Gulch”will rival the San Francisco Bay and Boston regions in high technology will depend on its ability to spawn a succession of new firms as technology advances and changes．