Which of the following attack can be eradicated by disabling of "allow_url_fopen and allow_url_include" in the php.ini file?

What does HTTPS Status code 403 represents?

Sam, a security analyst with INFOSOL INC., while monitoring and analyzing IIS logs, detected an event matching regex /\\w*((\%27)|(\'))((\%6F)|o|(\%4F))((\%72)|r|(\%52))/ix.
What does this event log indicate?