Which function is used to remove all items from a particular dictionary?

1. clear()
2. pop()
3. delete()
4. rem()

Which one of the following is correct to insert a single element in a tuple?

1. T = 4
2. T = (4)
3. T = (4, )
4. T = [4, ]

Which of the following will delete key-value pair for key = "Red" from a dictionary D1 ?

1. delete D1("Red")
2. del.D1("Red")
3. del D1["Red"]
4. del D1

What will be the output?

D1 = { "Rahul":56, "Virat":99} 
print("virat" in D1)

1. True
2. False
3. No output
4. Error