Question: What is a dictionary? a . It is a collection of items that are ordered and unchangeable. b . It is a collection of data

What is a dictionary?
a. It is a collection of items that are ordered and unchangeable.
b. It is a collection of data items that are unordered and unique.
c. It is an instance of the dictionary class.
d. It is a data type that holds data or information in a key-value order.

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