Which of the following types of coal is known to have the highest carbon content in it?ABituminousBLigniteCSub-bituminousDAnthraciteAnswer: D. Anthracite Read Explanation: Anthracite coal is known for having the highest carbon content among different types of coal, ranging from 86% to 97%.Anthracite combusts with a hot, clean flame, containing low content of sulfur and volatiles. It is used in domestic applications or other specialized industrial uses that require smokeless fuels. In India, it is found only in the Union territory of Jammu and Kashmir. Read more in App