Which of the following statements about the existence of a contract modification are correct?Your answerAApproval may be written, oral or implied by customary business practices.BA modification exists only once the parties have agreed on the change in price.CUntil the modification is approved, the entity continues to apply the standard to the existing contract.DA modification may exist even if the parties dispute its scope or price.EA price increase decided by the entity alone, without the customer's agreement, is a contract modification.SubmitHint