An administrator is adding several LDIF files to the directory with slapadd, and the new entries are not displayed

when ldapsearch is used. Assuming that there is no database corruption, what is the most appropriate solution to the problem?

A.
Stop the slapd process and add the files again with slapadd.

B.
Run slaprefresh_all.

C.
Run ldaprefresh_all.

D.
Stop the slapd process, run slapindex, and then correct the entries using slap_vacuum.