Thermometer , Hygrometer , Anemometer , Seismograph , Sphygmomanometer
Option:
Justification: All except Sphygmomanometer are geographical instruments, while sphygmomanometer is a clinical instrument to measure blood pressure.
Choose or find odd word
A. Thermometer
B. Hygrometer
C. Anemometer
D. Seismograph
E. Sphygmomanometer
Answer: E . Sphygmomanometer
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