The differance is that clastic rocks are denoting rocks composed of broken prices of older weathered and eroded rocks , an organic rock is a sedimentary rock that is composed of remains of plants and animals, and a chemical sedimentary rock is a rock formed by the depostion of material at the earth's surface and within bodies of water. I hoped this helped you.
The answer is A because the others don't make sense.
Answer:
As Victorian imperial poetry, "The White Man's Burden" thematically corresponds to Kipling's belief that the British Empire was the Englishman's "Divine Burden to reign God's Empire on Earth"; and celebrates British colonialism as a mission of civilisation that eventually would benefit the colonised natives.