Answer :
A : Time ( 5 o'clock )
B : Day ( Friday )
C : The production ( Complete )
D : Shut down ( all machine )
A
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B
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C
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D
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X
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0
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0
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0
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0
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0
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0
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0
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0
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1
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0
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0
|
0
|
1
|
0
|
0
|
0
|
0
|
1
|
1
|
0
|
0
|
1
|
0
|
0
|
0
|
0
|
1
|
0
|
1
|
0
|
0
|
1
|
1
|
0
|
0
|
0
|
1
|
1
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
1
|
1
|
1
|
0
|
1
|
0
|
0
|
1
|
0
|
1
|
1
|
1
|
1
|
1
|
0
|
0
|
0
|
1
|
1
|
0
|
1
|
0
|
1
|
1
|
1
|
0
|
0
|
1
|
1
|
1
|
1
|
1
|