"You can't bathe in this sea," he said to me, "it's very rough."

• A. He said that you can t bathe in this sea since it was very rough
• B. He said that I can t bathe in this sea because it s very rough
• C. He said that you couldn t bathe in that sea if it was very rough
• D. He said that I couldn t bathe in that sea as it was very rough