Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions :
Figure: Production Possibility Frontier Curve for Tealand
-(Figure: Production Possibility Frontier for Tealand) Look at the figure Production Possibility Frontier for Tealand. Tealand is producing at point C on its production possibility frontier. What is the opportunity cost of increasing the production of tea from 20 million cups to 30 million cups?

A) 10 million cups of tea
B) 5 million scones
C) 10 million scones
D) The answer is impossible to determine from the information given.