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.
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.
Well repeat the question to yourself and ask have you ever seen that happen. This question is meant for you to be answered by. It's your opinion. If you haven't seen this happen then explain that you haven't. Hope this helps.
Answer: KIS MY BUT