Which of the following tables shows a valid probability density function? Select all correct answers.

Select all that apply:

x	P(X=x)
0	14
1	38
2	38

x	P(X=x)
0	18
1	18
2	34

x	P(X=x)
0	310
1	110
2	15
3	1

x	P(X=x)
0	0.74
1	0.0
2	0.54

x	P(X=x)
0	110
1	15
2	35

x	P(X=x)
0	0.18
1	0.76
2	0.06