The correct answer is B.
OBJ-1.3: Based on the log entries, it appears the attack was successful in conducting a SQL injection. Notice the escape character (‘) used in the log. A connection to the MySQL database is being used in the script, which could be exploited since no input validation is being performed. Command injection is an attack in which the goal is to execute arbitrary commands on the host operating system via a vulnerable application. SQL injection is a specific type of command injection. LDAP injection is a code injection technique used to exploit web applications that could reveal sensitive user information or modify information represented in the LDAP (Lightweight Directory Access Protocol) data stores. Directory traversal or Path Traversal is an HTTP attack that allows attackers to access restricted directories and execute commands outside of the web server’s root directory.