In each question one sentence is given. In each sentence certain words are in bold and numbered from A to E. Below the sentences are given five options with possible pairs of interchange of those bold words. Choose the pair(s) of words which are needed to be interchanged to make the sentence grammatically correct and meaningful.

Though Rahul informed Shimul about the (A)date of the class test, Shimul has forgotten the (B)date and has (C)come to school without (D) puzzled the lessons, which has made Shimul (E) preparing.