Which of the Following Physical Occurrences Fit the Physical Definition

Multiple Choice

Which of the following physical occurrences fit the physical definition of an event?

A) The collision of two point particles
B) A point particle passing a given point in space
C) A firecracker explosion
D) A party at your dorm
E) A hurricane
F) A, B, and C
G) Any of the above could be an event, depending on the reference frame's scale and/or how precise the measurements need to be.