Answer:
heavy TV viewers seem desensitized to violence.
Explanation:
Recall that victor Cline and his colleagues (1973) measured the physiological arousal of heavy TV viewers and light TV viewers when the came into the lab to watch a violent boxing match. Results of their study reveal that heavy TV viewers seem desensitized to violence.
Based on the given scenario above which describes about a certain bird specie and that their beak sizes makes a difference in survival, this would be considered as an example of NATURAL SELECTION. This is based on Charles Darwin's study. Hope this answers your question.
C) relief. The victims need food and water this occurrence happens right after an event