DIRECTIONS: Read the passage given below and answer the questions that – McqOptions

MCQOPTIONS

1.	DIRECTIONS: Read the passage given below and answer the questions that follow. Passage - 2 Look at the following diagram and answer the given questions. Which of the following is the prevention method for the process shown in the given diagram?
A.	Painting iron door
B.	Coating of iron pipes with zinc metal
C.	Greasing of metal surface
D.	All of these
Answer» E.

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