hat is "security through obscurity?"

Question $12$ options:

The use of encryption to hide or obscure information and make it more difficult for attackers to discover your secrets$.$

A security practice that uses tricks and other information hiding practices as is based upon the assumption that adversaries are not as smart as you and will not be able to figure things out.

A security practice that uses random, unguessable passwords to prevent attackers from launching password based attacks.

A physical security practice that removes external identifying information from facilities to keep drive$-$by attackers from finding WiFi networks.