291. The two astronomers who simultaneously discovered Comet Hale-Bopp were ______ : individuals pursuing astronomy as an interest, not as a profession.
A. researchers
B. amateurs
C. skeptics
D. officials
E. pioneers
292. The dictator ______ democracy as the ______ of ordinary citizens in government affairs.
A. scorned, duty
B. praised, absence
C. lauded, bungling
D. endorsed, tyranny
E. derided, meddling