a={1:"A",2:"B",3:"C"}
b={4:"D",5:"E"}
a.update(b) 
print(a)

a={1:"A",2:"B",3:"C"}
b={4:"D",5:"E"}
a.update(b) 
print(a)

A. {1: ‘A’, 2: ‘B’, 3: ‘C’}
B. Method update() doesn’t exist for dictionaries
C. {1: 'A', 2: 'B', 3: 'C', 4: 'D', 5: 'E'}
D. {4: ‘D’, 5: ‘E’}

Solution

C. {1: 'A', 2: 'B', 3: 'C', 4: 'D', 5: 'E'}

Explanation

update() method adds dictionary b’s key-value pairs to dictionary a. Execute in python shell to verify.