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'.
The sentence that is more clear to the readers is -Neil Armstrong, before he became the first man to walk on the moon, was an aerospace engineer, naval aviator, test pilot, and professor – that’s quite a list of accomplishments!
Explanation:
Considering the other options
1)Neil Armstrong before he became the first man – to walk on the moon – was an <u>Aerospace Engineer Naval Aviator</u> Test Pilot and Professor, that’s quite a list of accomplishments!-This statement is grammatically incorrect because commas are missing between two words like Aerospace engineer naval aviator
2)Neil Armstrong before, he became the first man to walk on the moon, was an Aerospace Engineer. Naval Aviator Test Pilot and Professor, that’s quite a list of accomplishments-This statement is also grammatically incorrect because Full Stop(.)is used instead commas(,) needs to be used.
3)Neil Armstrong before he, – became the first man to walk on the moon, was an Aerospace Engineer. Naval Aviator Test Pilot and Professor, that’s quite a list – of accomplishments!- This statement is also grammatically incorrect because - should not be used ,in appropriate use of commas.
C creak the door screeched.
Well Julia was afraid of rats