The probability that a convenience store has no iced tea is 40%. If Karl is stopping by 2 convenience stores on his way to work, what is the probability that at least one of the stores will not have a can of iced tea?	Choose the correct choice:
A) 1/8  B) 1/4  C) 1/2  D) 3/4  E) 21/25
p=1-2/5^2(all stores have iced tea)=21/25   21/25
<result>E</result>
The probability that a convenience store has no iced tea is 40%. If Karl is stopping by 2 convenience stores on his way to work, what is the probability that at least one of the stores will not have a can of iced tea?