If a subsidiary in its own name signs a contract with a third party what is the validity of the contract? ()
A、A. The contract is valid. The subsidiary bears the liability and the parent company assumes joint liability
B、B. The contract is invalid as the subsidiary is not a separate legal personality.
C、C. The contract is valid. The liability should be borne by the parent company.
D、D. The contract is valid. The parent company shall bear independent liability.