Answer: This could be all the above...
Explanation: Ethos or the ethical appeal, means to convince an audience of the author's credibility or character. Pathos or the emotional appeal, means to persuade an audience by appealing to their emotions. ... Logos or the appeal to logic, means to convince an audience by use of logic or reason.
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'.
D) the city streets in the summer are bursting with life