21.D ended his reign in embarrassment.
    22. C owing to the undoubted and respectable status
    23. A the role of the nobility in modern democracy
    24. B fails to change his lifestyle as advised.
    25. D Carlos, a lesson for all Monarchies
    26. C check suspect's phone contents without being authorized.
    27.A disapproval
    28.A getting into one's residence
    29. C citizens' privacy is not effectively protected
    30.B new technology requires reinterpretation of the constitution
    31.B journals are strengthening their statistical checks
    32.B marked
    33. D set an example for other journals
    34. C has room for further improvement
    35.A science joins Push to screen statistics in papers
    36. D the consequences of the current sorting mechanism
    37. A more journalists may be found guilty of phone hacking
    38. C was hardly convincing
    39. B generally distorted values
    40. D moral awareness matters in editing a newspaper