According to the passage, which one of the following true of Rohwer's relationship to the status signaling hypothesis (SSH)? A. Although his research was designed to test the SSH, his data proved to be more relevant to other issues. B. He set out to confirm the SSH, but ended up revising it. C. He set out to disprove the SSH, but ended up accepting it. D. He altered the SSH by expanding it to encompass various types of signals. E. He advocated the SSH, but his research data failed to confirm it.