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181. Scientists wonder what to do with the dead satellites, jettisoned rockets, drifting paint flecks, and other ______ orbiting Earth.
A. flotsam
B. reconnaissance
C. decimation
D. raiment
E. sustenance
182. Although aging brings about profound physiological changes, it does not often alter an individual's ______ : an irascible thirty year old will probably still be ______ at seventy.
A. disposition, cantankerous
B. anatomy, churlish
C. outlook, benevolent
D. personality, laconic
E. stature, robust
