单选题 What does "that" in "I can't believe we've achieved that only to throw it away I favor... "(Para. 5) refer to?

【正确答案】 B
【答案解析】第五段提到新式多幕电影院，后面以14英寸的电脑屏幕作对比，说明that指代的是电影院，而非其他东西。