How many triangles with positive area have all their vertices at points (i,j) in the coordinate plane, where i and j are integers between 1 and 5, inclusive?<spanclass=′latex−bold′>(A)</span>2128<spanclass=′latex−bold′>(B)</span>2148<spanclass=′latex−bold′>(C)</span>2160<spanclass=′latex−bold′>(D)</span>2200<spanclass=′latex−bold′>(E)</span>2300