A subset of the integers 1,2,...,100 has the property that none of its members is 3 times another. What is the largest number of members such a subset can have?<spanclass=′latex−bold′>(A)</span>50<spanclass=′latex−bold′>(B)</span>66<spanclass=′latex−bold′>(C)</span>67<spanclass=′latex−bold′>(D)</span>76<spanclass=′latex−bold′>(E)</span>78