If you really dislike the current president but later come to appreciate the good things that he accomplished, you may report that you felt more positive toward him while he was in office. Which sin of memory does this scenario represent?1. Transience2. Misattribution3. Bias4. Persistence

3. Bias

Explanation:

Based on the information provided within the question it can be said that the sin of memory that this scenario represents is a bias. This term refers to feeling and/or demonstrating a specific inclination or predisposition towards or against someone or something. Which in this case is demonstrated by your feelings of approval for the president while he was in office.

explanation:

allergens: overstimulate the nerve system

neurotics: attack nerve cells

mutagens: damage or otherwise alter dna sequence

generators: cause defects during growth and development  

carcinogens: cause unchecked cell growth

i hope you get the idea according to me these are the effects that happened.