In the Metamorphosis, Kafka makes it evident that Gregor endures a hellish existence as a bug. He works hard all the time, doesn't really have any kind of life, besides providing for his family and being very depressed, so when he is turned into a cockroach, his whole life turns upside down.
The correct answer is A, WHEN THEY ARRIVED AT THE BEACH.
In English language, an adverb is one of the part of speech. An adverb is a part of speech that talk more or qualifies a verb. It can also be used to qualify an adjective, another adverb or a clause. An adverbial dependent clause refers to an adverbial clause that can not stand alone. In the question given above, the statement given in option A is an adverbial clause, which quality the verb 'arrived'.
C because he said "it had been a long time since he had a real asthma attack" in the 1st one.
If C isn't the answer then it's probably D because he said in the 1st paragraph that he wanted to make sure it was there in the 1st sentence.
Internel should be internal, diesil should be diesel, combinasion should be combination, presurised should be pressurized, eficiently should be efficiently.