Regarding restrictive and negative-like fronting in formal English, mark T for true and F for false.

(__)In Only when did the participants receive the instructions they recognize the ambiguity, the inversion is correctly located because fronting only when requires subject−auxiliary inversion inside the dependent clause. 

(__)In Not until the results were independently replicated did the committee revise its position, the fronted constituent licenses inversion because it has restrictive scope over the temporal relation expressed by the sentence.

(__)In Only after the second calibration had been completed did the technicians obtain stable readings, subject−auxiliary inversion occurs in the main clause rather than inside the subordinate clause introduced by after.

(__)A sentence beginning with Rarely may display subject−auxiliary inversion when the adverbial is fronted, as in Rarely have researchers encountered such consistent results.



The correct sequence, from top to bottom, is: