Given: sampleDict = { "class":{ "student":{ "name":"Mike", "marks":{ "physics":70, "history":80 } } }}Select the correct way to access the value of a history subjectQuestion 4Answera.sampleDict['class']['student']['marks'][0]b.sampleDict['class']['student']['marks']['history']c.sampleDict['class'][0]['marks']['history']d.sampleDict['class']['student']['marks'][1]

>>> a = { 'id': 89, 'name': "John", 'projects': [1, 2, 3, 4], 'friends': [ { 'id': 82, 'name': "Bob" }, { 'id': 83, 'name': "Amy" } ] }>>> a.get('friends')[-1].get("name")

Sample Input 1:Enter the no of student details to be created:3Name: RamAge: 12Location: ChennaiName: RajAge: 14Location: BangaloreName: RaviAge: 17Location: ChennaiSample Output 1:Here's the list of student details:{'Name': 'Ram', 'Age': 12,'Location':'Chennai'}{'Name': 'Raj', 'Age': 14,'Location':'Bangalore'}{'Name': 'Ravi', 'Age': 17,'Location':'Chennai'}Enter the training location: ChennaiStudent(s) enrolled in this training location:RamRaviSample Input 2:Enter the no of student details to be created:2Name: RamAge: 12Location: ChennaiName: VishnuAge: 20Location: MumbaiSample Output 2:Here's the list of student details:{'Name': 'Ram', 'Age': 12, 'Location': 'Chennai'}{'Name': 'Vishnu', 'Age': 20, 'Location': 'Mumbai'}Enter the training location: BangaloreInvalid location

dict = { 'name' : 'Tony', 'name': 'Stark' }What is the output for:print(dict['name'])Question 2Answera.{'Tony', 'Stark'}b.It will show an errorc.'Stark'd.'Tony'

What is the output of the following code:person = {'name': 'Phill', 'age': 22}a = person. setdefault('age')print('person = ', persons)print('Age = ', a)Aperson = {'name': 'Phill'} and Age = 22Bperson = {'name': 'Phill', 'age': 22} and Age = 22Cperson = {'age': 22} and Age = 22Dperson = {'name': 'Phill', 'age': 22} and name = Phil

Given a Python dictionary my_dict = {'A': 1, 'B': 2, 'C': 3}, how do you access the value associated with the key 'B'?a) my_dict.get('B')b) my_dict[1]c) my_dict['B']d) my_dict.value('B')