Use the figure below to answer the following questions.
Table 2.3.1
The planets of Vulcan and Romulus each produce goods X and Y.
The following table gives points on their production possibilities frontiers. 
-Refer to Table 2.3.1.For Romulus,the opportunity cost of producing an additional unit of Y is
Definitions:
Death Darers
Individuals who engage in behavior that involves a real but not overwhelming risk of death, often as a form of expressing psychological pain or distress.
Self-Injury
The act of deliberately harming one's own body as a way to deal with emotional distress or as a form of self-expression.
Behavioral Pattern
A set of actions or behaviors that are repeated regularly, often in response to specific situations or stimuli.
Self-Injurious Behavior
Acts performed by an individual causing harm or injury to themselves, often as a coping mechanism for psychological distress.
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