You are implementing security at a local high school that is concerned with students accessing inappropriate material on the internet from the library's computers. The students use the computers to search the internet for research paper content. The school budget is limited$.$

Which content filtering option would you choose?

answer

Restrict content based on content categories.

Block all content except for content you have identified as permissible.

Allow all content except for the content you have identified as restricted.

Block specific DNS domain names.