$110-11-$While doing an external patrol of a building, a security guard

notices a person writing graffiti on a public building across the street.

What should the security guard do next?

a$.$ Cross the street and arrest the person for vandalism.

b$.$ Call $911,$ report the observation, and record the event in a security notebook.

Oc$.$ Ignore the person because it is not protected property.

Od$.$ Call the building owner and get his$/$her permission to arrest the person.