Which four data strings will match the regular expression c[a-z]*sc[0-4]+? (Choose four.)

A.
Cisc0

B.
Francisc0123456789

C.
Ciscocisc0

D.
SanFrancisco44

E.
SanFranciscosc00L

F.
csc0123456780

Explanation:
https://supportforums.cisco.com/community/netpro/security/intrusion- prevention/blog/2010/12/23/introductionto-regular-expressions-for-ips And also
http://www.cisco.com/web/about/security/intelligence/ips_custom_sigs.html
Note especially that there are two special wildcard operators: the plus (+) and the asterisk (*). The plus operator signifies that one or more of the previous
expressions will follow, whereas the asterisk means that zero or more of those expressions will follow. Keep in mind that these operators will not stop matching, so
be sure to terminate them by adding a terminal expression