You are an administrator for an engineering firm with several government contracts. You host several web$-$based applications and storage of some data using public cloud vendors. You are using both a vulnerability scanner and a port scanner to ensure the hardness of your server defense. What discovery would be most likely to cause you to need to patch your web application? Select one: a$.$ SQL Injection vulnerability is discovered b$.$ Port $80$ is open c$.$ Port $23$ is open d$.$ Weak root password is discovered