题目解析:
BC对应到最后一句,指出观众可以一部接一部地观看。B正确;文章并未指出职业拳击赛(prizefight)是最流行的,所以C错,选: For the price of 25 cents (or 5 cents per machine), customers moved from machine to machine to watch five different films (or, in the case of famous prizefights, successive rounds of a single fight).