A business venture can result in the following outcomes (with their corresponding chance of occuring in parenthesis); Highly Successful (5%), Successful (20%), Break Even (10%), Disappointing (25%), and Highly Disappointing (?). If these are the only outcomes possible for the business venture, what is the chance that the business venture will be considered Highly Disappointing?
a. 15%
b. 20%
c. 30%
d. 40%