What is the output of the following code?a={}a[2]=1a[1]=[2,3,4]print(a[1][1]) Options: A . &nbsp[2,3,4]. B . &nbsp3 C . &nbsp2 D . &nbspAn exception is thrown

What is the output of the following code?a={}a[2]=1a[1]=[2,3,4]print(a[1][1])

Question

What is the output of the following code?a={}a[2]=1a[1]=[2,3,4]print(a[1][1])

Options:

A . [2,3,4].

B . 3

C . 2

D . An exception is thrown

Answer: Option B

Now, a={1:[2,3,4],2:1} . a[1][1] refers to second element having key 1.

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