C. Free writing ks the answer to your question.
Answer:
she is light hearted and joking about her forth comings. not 100% sure its correct, but I'm pretty sure :)
D. The boat was too far away for the Coast Guard to reach the child.
Answer:
B. If you come here when the moon is full, the legend goes you can see the ghost of an old sailor walking along the shore.
Explanation:
B is the correct answer, because the comma is basically directly there to add a pause to the sentence, between the cause and the effect.