I'm assuming the first four words are underlined in your text. If this is indeed the case then it is a subordinate clause as it cannot stand alone to make its own sentence and is started with <em>since</em> a subordinating conjunction. (More specifically it is an adjective clause as it describes <em>when </em>the bikes were ridden.)
I would say the answer is C
Answer:
Its primary purpose is to inform the reader about the natural or social world. Different from fiction, and other forms of nonfiction, informational text does not utilize characters.
Explanation:
<span>The line "Our birth is but a sleep and a forgetting" is both a metaphor and a paradox is a </span>False statement. It is a metaphor but not a paradox because it doesn't contradict.