单选题

执行下面Python代码后,输出的结果是?(    )

try:

      my_dict = {'a': 1, 'b': 2}

      print(my_dict['c'])

except KeyError:

      print("10", end="#")

else:

      print("20", end="#")

finally:

      print("30", end="#")

A

10#

B

20#

C

10#30#

D

20#30#

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