P Praveen Singh π Tutor III β 36.81K Points π Geography Q. The rocks of the Paleozoic Era are known as (A) Shale (B) Graphite (C) Granite (D) Light limestone ποΈ Show Answer π Share β‘Menu β Correct Answer: (A) Shale You must be Logged in to update hint/solution π¬ Discussion π¬ Comment