3 wire dc distribution system is preferred over 2 wire dc distribution system.the 3 wire dc system of distribution is more safe.

Both A and R are true and R is the correct explanation of A

Both A and R are true and R is not the explanation of A

3 wire dc distribution system is preferred over 2 wire dc distributio

1.	3 wire dc distribution system is preferred over 2 wire dc distribution system.the 3 wire dc system of distribution is more safe.
A.	Both A and R are true and R is the correct explanation of A
B.	Both A and R are true and R is not the explanation of A
C.	A is true but R is false
D.	A is false but R is true
Answer» D. A is false but R is true

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3 wire dc distribution system is preferred over 2 wire dc distribution system.the 3 wire dc system of distribution is more safe.

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