语法点请教：介词短语、限定从和非限定从的比较

periodic

7. As many as 300 of the 720 paintings attributed to Rembrandt may actually be the works of his students or other admirers.

(A) the 720 paintings attributed to Rembrandt may

(B) the 720 paintings attributed to be Rembrandt’s might

(C) the 720 paintings that were attributed to be by Rembrandt may

(D) the 720 Rembrandt paintings that were once attributed to him might（A）

(E) Rembrandt’s paintings, although 720 were once attributed to him, may

请教nn：介词短语、限定性定从和非限定性定从的比较和区别；谢谢！

girls

the answer is A, right?

sammen

限定和非限定从句是有很大区别地，非限定是which引导地，一般是逗号which地形式；限定是that引导，直接跟在修饰对象后面。介词短语和它们好像不太好比较。

periodic

谢谢两位啊