Question

highlight the vague word or phrase in the thesis statement below.
anonymous posting and commenting on the internet should no longer be okay.

Explanation:

"Okay" is vague because it lacks a clear, specific definition of what constitutes acceptable or unacceptable anonymous posting/commenting. It does not outline criteria like harm, legality, or context that would define the boundary of what is not allowed.

Answer:

The vague phrase is "okay"