I think that: <span>( At that very moment Ivan Ilyich fell through and caught sight of the light, and it was revealed to him that though his life had not been what it should have been, this could still be rectified.): shows that Ivan Ilyich finally understands the cause of his suffering. I think that because it says "and it was revealed to him that though his life had not been what it should have been, this could still be rectified.", and I think that shows when he realises it.</span>
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.
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The paragraph uses 'Compare and Contrast' organization. It presented us the differences and similarities between coal and petroleum.
If he is allowed to work alone, then whoever allowed him to do so believes that he is responsible. So C is the answer.