Altruism is the human concern for the wellbeing of others. Altruism has been shown to be motivated more by social bonding, familiarity and identification of belongingness to a group. The notion that altruism may be attributed to empathy or guilt has now been rejected.
Which one of the following is the $\text{CORRECT}$ logical inference based on the information in the above passage?
- Humans engage in altruism due to guilt but not empathy
- Humans engage in altruism due to empathy but not guilt
- Humans engage in altruism due to group identification but not empathy
- Humans engage in altruism due to empathy but not familiarity