After a thorough research, there exists the same question with the paragraph.
<span>Both petroleum and coal are made up of complex carbon-based molecules, and both originated with living creatures of some kind. Both are vital sources of energy for the modern world and both were formed by geologic processes over millions of years. However, petroleum was mainly formed from the remains of ocean-dwelling microorganisms. Coal, on the other hand, originated from decayed vegetation in ancient swamps and bogs. In any case, it took millions of years for both coal and oil to be produced. This is the case because it took that much time for overlying sediments to produce the unimaginable heat and pressure that would one day allow us to harvest these energy resources. </span> The paragraph uses 'Compare and Contrast' organization. It presented us the differences and similarities between coal and petroleum.
It helps create vivid, imaginative characters that readers can relate to because they are more human. It allows writers to imagine and tell different stories than they would be able to tell about humans.
I think the correct answer from the choices listed above is option B. The element that should be placed on the backside of a word card is the pronunciation of the word. This should be more helpful to the one you are teaching because you will know the right pronunciation of the word.