Please help ASAP 14. What is the following code snippet doing?
cities_array = ["Boston":"Winthrop", "Belmont". "Braintree", "Cambridge"]

O increasing the scope of the variable cities_Array

O validating city inputs

O creating an index s city names for an array

OThis code would return a syntax error.

In 1973 was when graphical user interfaces (guis) pioneered.

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