A straight line that represents the number of two types of consumer goods can be purchased at a price point that consumers have assumed all of the proceedings to both of these types of items.
The line represents the number of two types of products that consumers can buy at a certain price level by also assumes that all income consumers to purchase two species.
A straight line that represents the number of two items that consumers can buy at the price level with an assumed one consumer brings all to buy two items.