The word ergonomics was used independently in 1949 by . . . . . . . . scientist.
A. American
B. Indian
C. British
D. Chinese
Answer: Option C
A. American
B. Indian
C. British
D. Chinese
Answer: Option C
A. aluminium
B. iron
C. stainless steel
D. copper
A. Rutt
B. Stella Saundaraja
C. Crang and Rush
D. Mary Jean Alexander
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