Consider the following code snippet :var a = []; a.unshift(1); a.unshi – McqOptions

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1.	Consider the following code snippet :var a = []; a.unshift(1); a.unshift(22);a.shift(); a.unshift(3,[4,5]); a.shift(); a.shift();a.shift();The final output for the shift() is$?
A.	1
B.	[4,5]
C.	[3,4,5]
D.	Exception is thrown
Answer» B. [4,5]

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