Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks from 26 to 30.

ARTIFICIAL INTELLIGENCE IN SPORT
The first sports game was televised in the USA more than fifty years ago. Over the following decades television provided sports coaches with a wealth of information to analyse. By viewing recordings, they could study the number of passes received, tackles avoided, distances covered, speeds achieved and a host of ___(1)___ factors relating to the performance of their teams or athletes. Most of this data, ___(2)___, consisted of bare statistics without any meaningful context. However, the use of artificial intelligence (Al) is now enabling an alternative ___(3)___ to coaching. Al means the development of computer systems that can perform tasks usually associated with human intelligence, such as decision making.
Al doesn't get tired, has extraordinary powers of vision, particularly for objects moving at speed, and is capable of making complex ___(4)___ very quickly. Research has shown that, particularly over a whole day's worth of events, computers are just as reliable as human judges when it comes to giving gymnasts a score. However, computer scientist Henri Simeonson has been quick to warn about some potential difficulties. In particular, Simeonson is concerned that Al is vulnerable to hackers, ___(5)___ might be able to influence the outcome of a tournament.
(Adapted from IELTS TRAINER 2 by Cambridge University Press)