Use the following to answer questions :
Figure: The Market for Oranges in South Africa 
-(Figure: The Market for Oranges in South Africa) Look at the figure The Market for Oranges in South Africa. In autarky, the price of oranges in South Africa is P1. When the economy is opened to trade, the price falls to PW and the change in total surplus is area:
Definitions:
DSM-IV TR Criteria
refers to the diagnostic criteria outlined in the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision, an earlier version of the DSM.
High Functioning Autistic
A term often used to describe individuals with autism spectrum disorder who can perform daily tasks independently and have a higher intellectual capacity.
Pervasive Developmental
Refers to a group of disorders characterized by delays in the development of socialization and communication skills, including autism.
Childhood Disintegrative
A rare condition characterized by late onset (usually after at least two years of normal development) of developmental delays in language, social function, and motor skills.
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Q326: (Table: Variable Costs for Lawns) Look at