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317. While the official's actions were widely denounced, they were nonetheless ______ , fully within the boundaries of recognized laws.
A. profitable
B. legal
C. unanticipated
D. unforgivable
E. disturbing
318. While trubutyltin (TBT) is generally not as ______ as certain other toxic substances, studies of its damaging effects on marine life show it is ______ to mollusk fisheries.
A. controversial, valuable
B. neutral, attracted
C. dangerous, devastating
D. harmful, essential
E. beneficial, catastrophic
