Given the following decision table:
Which of the following test cases and expected results is VALID?
A. 23 year old in insurance class A Premium is ?0 and excess is ?,500.
B. 51 year old in insurance class C Premium is ?0 and excess is ?00.
C. 31 year old in insurance class B Premium is ?0 and excess is ?,500.
D. 43 year old in insurance class C Premium is ?0 and excess is ?,000