Answer:
B. There is very little systematic research on profiling
Explanation:
Profiling is the act of assuming a certain behavior or tendencies based on a certain group's unique characteristic
Example of a profiling:
Poor people are more likely to steal than rich people.
Currently, there is very little systematic research that provide conclusions which support profiling. We cannot determine people's tendency to commit crime based on a single characteristic. Most of profiting method that is used by the police department right now are only based on educated guess that is based on major generalization.