Step 1: Understanding self-serving bias.
Self-serving bias is a cognitive bias where individuals tend to attribute their successes to their own actions and abilities, but attribute their failures to external factors. The statement in the question reflects this type of bias because the person is attributing their own rightness while blaming others for their wrongs.
Step 2: Analyzing the options.
- (A) Correct, this is a clear example of the self-serving bias.
- (B) Incorrect, the self-other bias is not a commonly used term in psychology.
- (C) Incorrect, the other-self bias does not describe the situation.
- (D) Incorrect, the other-serving bias refers to the opposite of what is described in the statement.
Step 3: Conclusion.
Thus, the correct answer is (A) The self-serving bias.