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Author Question: Relative humidity should be maintained between ________ to avoid the threats from both low and high ... (Read 79 times)

rayancarla1

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Relative humidity should be maintained between ________ to avoid the threats from both low and high humidity.
 
  A. 20 and 80 B. 40 and 60
   C. 50 and 50 D. 30 and 70

Question 2

A pattern is the core of the solution to a problem that occurs repeatedly in an environment.
 
  Indicate whether the statement is true or false



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Shshxj

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Answer to Question 1

B

Answer to Question 2

TRUE





 

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