How many 5−digit positive numbers which contain only odd numbers are there such that there is at least one pair of consecutive digits whose sum is 10?<spanclass=′latex−bold′>(A)</span>3125<spanclass=′latex−bold′>(B)</span>2500<spanclass=′latex−bold′>(C)</span>1845<spanclass=′latex−bold′>(D)</span>1190<spanclass=′latex−bold′>(E)</span>None of the preceding