Answer:
The right answer is: Option 4: None of these.
Explanation:
A data structure in python is knows as a dictionary. It works like an array. Different functions can be used to perform different operations on the dictionary.
In the given options,
Option 1: len() function is used to return length of dictionary.
Option2: get() function is used with a key as argument to return the value present on the specific key
Option 3: keys() function is used to display all the keys of a dictionary in the form of a list
Hence,
The right answer is: Option 4: None of these.
