单选题
They issued a______to the effect that the covenant(违反契约的诉讼)would not have any place in the treaty.
【正确答案】
A
【答案解析】解析：declaration n．宣布，宣告；宣言。声明(书)(如：The Declaration of Independence was made in America in 1776．Then they drew up their declaration concerning the war．)。certificate n.证明书。proposal n．提议，建议；求婚。pronunciation n．发音，发音方法。