In each question, one sentence is given in which certain words are in bold and numbered from A to E. Below the sentence 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.

It also said there is no scope (A)now for the trial of the home-grown (B)rapid test kit developed(C) by the Gonoshasthaya Kendra scientists (D)and other labs.(E)