Answer:
A. It may cause people to lose trust in you.
Explanation:
Unethical behavior is one where an individual behaves in such a way that it is bad for others or an action that may be morally wrong. It is an action that renders the wrong perception of others.
One thing true about unethical behavior is that it can cause people to lose trust in the person. It makes the person look bad and thus add to the dishonesty, the feeling of untrustworthiness in that person.
Thus, the correct answer is option A.