Final answer:
In a consistent axiomatic system, it does not contradict itself. Therefore, the correct answer is a) Contradict.
Step-by-step explanation:
In a consistent axiomatic system, it does not contradict itself.
A consistent axiomatic system is a set of axioms and rules that are used in mathematical proofs to derive new mathematical statements. The system is considered consistent if it does not lead to contradictory statements or paradoxes.
Therefore, the correct answer is a) Contradict.