1. Unwilling to admit that they had been in error, the researchers tried to ____ their case with more data obtained from dubious sources.
A. ascertain
B. buttress
C. refute
D. absolve
E. dispute
2. Archaeology is a poor profession; only ____ sums are available for excavating sites and even more ____ amounts for preserving the excavations.
A. paltry - meager
B. miniscule - substantial
C. average - augmented
D. judicious - penurious
E. modest - generous
3. The student was extremely foolhardy; he had the ____ to question the senior professor's judgment.
A. wisdom
B. temerity
C. interest
D. trepidation
E. condescension