The Queen required the utmost effort and devotion from her servants, and Jane followed this code of conduct with total deference to her royal mistress. However, her health suffered as a result, and it remained a constant burden throughout her waiting. In a letter from Henry Ponsonby to Sir Thomas Biddulph, another courtier, _he_reported that Jane ``was principally taken up with her own health''. <sep>, Pronoun: he <sep>, A: Henry Ponsonby <sep>, B: Sir Thomas Biddulph