ARTICLE a, thus it cannot follow another article the. Thus, option 1 is eliminated. There are certain prepositions which are used in pair such as from....to, it shows TIME or place from start to end. Hence, it should be in correct order of from...to. Thus, option 2 is eliminated. Hence, option 4 i.e. QPR is the correct answer.Correct sentence - There was a thick rope TIED across the RIVER, from one bank to the another.