Smut are plant disease caused by
several species of fungi that affects plants such as, corn, wheat, and sorghum.
Smut is characterized by fungal spores which are infectious and can affect
different parts of the plant at the same time. The fungi attacks grain crops by
forming thick, fleshy, gall on the ear, tassel, stalk and leaves of the plant. Smut
are destructive to grain crops, with negative economic effects to the farmer.
Th e original sentence is correctly written. Th e giant fungus is described as an interwoven filigree spawned … some 10,000 years ago and extending for more than 30 acres. Th e present participle extending parallels the past participle spawned. A Correct. Th is sentence has the participles spawned and extending in a correct parallel construction. Spawned refers to something that happened in the past, while extending refers to something that continues into the present.
option A is the answer
"EXTENDING"