At your company, the NIS hosts map is pushed (updated) once every night. The /etc/nscd.conf file contains the lines:
#
# Copyright (c) 1994-2001 by Sun Microsystems, Inc.
#
#ident “@(#)nscd.conf 1.6 01/01/26 SMI”
#
debug-level 0
positive-time-to-live passwd 600
negative-time-to-live passwd 5
suggested-size passwd 211
keep-hot-count passwd 20
old-data-ok passwd no
check-files passwd yes
positive-time-to-live hosts 3600
negative-time-to-live hosts 5
suggested-size hosts 211
keep-hot-count hosts 20
old-data-ok hosts no
check-files hosts yes
Based on this information, which change to the /etc/nscd.conf file will increase performance of the Name Service Cache Daemon (nscd)?

A.
increase the debug-level

B.
decrease the keep-hot-count for the hosts cache

C.
increase positive-time-to-live for the hosts cache

D.
decrease negative-time-to-live for the hosts cache

E.
decrease positive-time-to-live for the hosts cache