The availability of suitable targets, absence of capable guardians, and presence of motivated offenders are the three most important elements that influence crime according to which of the following criminological theories?

The availability of suitable targets, absence of capable guardians, and presence of motivated offenders are the three most important elements that influence crime according to which of the following criminological theories?
A . Conditioning theory
B. Routine activities theory
C. Rational choice theory
D. Social control theory

Answer: B