Answer: A. tried as far as possible to pretend there was nothing burdensome about it
Explanation: Trying as far as possible to pretend there was nothing burdensome about "it" would best support Grete's new attitude towards her brother Gregor. He had not been able to reach out to his sister to at least discuss whatever had happened and that had been a great bother to him, even though Grete fared better by not talking about it.
I Think the answer is D... I hope That helps :)
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COMBINATION REACTION:
<em>Combination reaction is a reaction where two or more elements or compounds combine to form a single compound. Such reactions are represented by equations of the following form: X + Y → XY. The combination of two or more elements to form one compound is called combination reaction</em>
<em><u>An example could be lithium reacting with sulfur to give lithium sulfide. When magnesium burns in air, the atoms of the metal combine with the gas oxygen to produce magnesium oxide.</u></em>
I be alive your answer might be the third one
