How many triples (p,q,n) are there such that 1/p+2013/q=n/5 where p, q are prime numbers and n is a positive integer?<spanclass=′latex−bold′>(A)</span>7<spanclass=′latex−bold′>(B)</span>6<spanclass=′latex−bold′>(C)</span>5<spanclass=′latex−bold′>(D)</span>4<spanclass=′latex−bold′>(E)</span>4