Consider a sample space of three outcomes A,B,and C. Which of the following represent legitimate probability models?
A. P(A)=-0.2, P(B)=0.4, P(C)=0.8
B. P(A)=0.2, P(B)=0.3,P(C)=0.4
C. P(A)=0.6, P(B)=0.4, P(C)=0.2
D. P(A)=0.1, P(B)=0.8, P(C)=0.1
E. P(A)=0.4, P(B)=0.4, P(C)=0.2