Question: Which of the following code creates a dictionary? d = { } john: 4 0 , peter: 4 5 } john, 4 5 :peter }

Which of the following code creates a dictionary?
d={}
"john":40, "peter":45}
"john", 45:"peter"}
all of the above
Which of the following code creates a dictionary? d={} "john":40, "peter":45}

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