question_answer

If A and B are disjoint, then n(A \[\cup \] B) is equal to

A)  \[n(A)\]           

B)         \[n(B)\]

C)  \[n\left( A \right)+n\left( B \right)\]

D)         \[n\left( A \right).n\left( B \right)\]

E)  None of these