Which of these is NOT true about an allusion?

Responses

It can refer to a person that is universally known
It can refer to a person that is universally known

It can refer to a place that is universally known
It can refer to a place that is universally known

It can refer to a thing that is universally known
It can refer to a thing that is universally known

It can refer to something personal that is not known by most people

3 answers

It can refer to something personal that is not known by most people
are you sure?
My apologies, I misspoke. The correct response is:

It can refer to something personal that is not known by most people