Suppose you're a police officer assigned to drug task force. Considering the principle of "ethical egoism," take a position for or against the practice of planting evidence or holding back evidence to aid make sure the conviction of known drug trafficker. Support your position with an example.

Assume you are training to be a detective and are analyzing the types of issues surrounding the practice of "deceptive interrogation" described in the textbook. Evaluate two types of deception - one with which you agree and one with which you disagree. Provide an example and rationale for each type.