C) is the line which features a biblical allusion. Lazarus of Bethany is a New Testament character who Jesus, upon the behest of his sister, a loyal follower, resurrected several days after he had died.
Lazarus became a great witness of Jesus' status as the son of God following this event, and testified to his power (hence the line that follows "Come back to tell you all".
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Declarative: <em>Makes a statement, using a period.
</em>Interrogative: <em>Asks a question, using a question mark. (?)
</em>Imperative: <em>Makes a demand, using a period.</em>
There is also a fourth type of sentece:
<em />Exclamatory: <em>Expresses strong feeling, using an exclamation point.
</em>However, exclamatory sentences are always one of the above as well.