Which of the following statements is false?

a. The following dictionary maps month-name strings to int values represent-ing the numbers of days in the corresponding month:
days_per_month = {'January': 31, 'February': 28, 'March': 31}
b. Multiple keys in a dictionary can have the same value.
c. Dictionaries are unordered.
d. The following for statement iterates through dictionary days_per_month’s key–value pairs. Dictionary method items returns each key–value pair as a tuple, which is unpacked into the target variables month and days:
for month, days in days_per_month.items():
print(f'{month} has {days} days')

b. Multiple keys in a dictionary can have the same value.