看你的问题,似乎你认为D是正确的。“correspondingly是副词,修饰increased形容词”固然没有错,但是你看这句话的核心词,Rising inventories, if not accompanied by correspondingly increased sales, possibly leads to production cutbacks that would hamper economic growth.(按照你的思路) Rising, if not accompanied by sales, possibly leads to ...(没有说清楚是not accompanied by increases)