1.

What is the output of the following piece of code? >>> import collections >>> a=collections.Counter([3,3,4,5]) >>> b=collections.Counter([3,4,4,5,5,5]) >>> a&b

A. Counter({3: 12, 4: 1, 5: 1})
B. Counter({3: 1, 4: 1, 5: 1})
C. Counter({4: 2})
D. Counter({5: 1})
Answer» C. Counter({4: 2})


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