What is the least possible value of
(x+1)(x+2)(x+3)(x+4)+2019where x is a real number?<spanclass=′latex−bold′>(A)</span>2017<spanclass=′latex−bold′>(B)</span>2018<spanclass=′latex−bold′>(C)</span>2019<spanclass=′latex−bold′>(D)</span>2020<spanclass=′latex−bold′>(E)</span>2021