You 'll pass through security at the visitors entrance and then past the reflecting pool , down the path and around through the trees into the Garden of the Missing . Here , the names of 1,557 missing soldiers have their names carved all around the curved wall . You then walk up through the memorial and out into the cemetery . There are 10 sections , five on each side of the central mall ( there 's a computerized index in the visitors center if you 're looking for a specific grave . ) The site is 172 acres and there there are currently 9,387 graves , each with a Latin Cross or Star of David made from white Lasa marble .

OPT:
[a]. Because there are numerous gravestones .;
[b]. Because the stones are disorganized .;
[c]. Because the gravestones are far apart .;
[d]. Because the stones are hard to find .;
Q: Why is there a computerized index available .
[a].