Scientists have recently discovered what could be the largest and oldest living organism on Earth, a giant fungus that is an interwoven filigree of mushrooms and rootlike tentacles spawned by a single fertilized spore some 10,000 years ago and extending for more than 30 acres in the soil of a Michigan forest.
in OG answer B explanation: the ostensible parallel between extends and the distant verb IS is superficial and would result in an awkward and unclear sentence. 请问为什么会让句子不清晰阿,谢谢