If any amendments should be made to articles of agreement or to any other part of the contract,then alterations should be initiated by ( ) A: the employe B: the contracto C: oth A and B D: the architect

A—contract of employmentB—contract of arbitrationC—contract for goodsD—contract for purchaseE—contract for serviceF—contract for future deliveryG—contract partiesH—contractual practice/usageI—contractual claimJ—contractual liability/obligationK—expiration of contractL—renewal of contractM—to terminate the contractN—to alter the contractO—to draw up a contractP—originals of the contractQ—copies of the contract （）合同正本（）解除合同