When does trace evidence occur? A.
when a perpetrator forgets something at a crime scene
B.
when an eyewitness tells investigators what they saw
C.
when a perpetrator wears shoes that can be traced to the manufacturer
D.
when two objects come into contact with one another

Answer
D
Explanation

Atomicity occurs to prevent updates of the database occurring only partially, which can cause greater problems than rejecting the whole series outright.some are monatomic, diatomic, triatomic etc because it shows the number of atoms. for example, monatomic means it contains only one atom.