Go back to 300-207 - Implementing Cisco Threat Control Solutions (SITCS)

Question :-

Which IPS signature regular expression CLI command matches a host issuing a domain lookup for www.theblock.com?
regex-string (\x03[Tt][Hh][Ee]\x05[Bb][Ll][Oo][Cc][Kk])
regex-string (\x0b[theblock.com])
regex-string (\x03[the]\x05[block]0x3[com])
regex-string (\x03[T][H][E]\x05[B][L][O][C][K]\x03[.][C][O][M]

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