The rock with the least carbon content is? by Sunday | Dec 31 | Geography JAMB | 0 comments A. coal B. sandstone C. marble D. lignite Correct Answer: Option B – sandstone Users Also Read These:Increasing adrenalin content of the blood would be…In the carbon cycle, carbon dioxide in the air may…"Do you know any cardiologist, because my heart…To obtain pure carbon (II) oxide from its mixture…Analysis of a hydrocarbon shows that it contains…