The zone which is rich in iron; aluminium; magnesium and clay substances is the? by Sunday | Dec 25 | Geography JAMB | 0 comments A. C-horizon B. D-horizon C. A-horizon D. B-horizon Correct Answer: Option D – B-horizon Users Also Read These:Classify the following metals into ferrous and…What quantity of electrons (in mole) is lost when…The innermost party of the earth which is rich in…A piece of iron weighs 250N in air and 200N in a…What quantity of electrons is lost when one mole of…