The Table Below Gives Beverage Preferences for Random Samples of Teens

Multiple Choice

The table below gives beverage preferences for random samples of teens and adults. $$\begin{array} { l l l l } & \text { Teens } & \text { Adults } & \text { Total } \\\text { Coffee } & 50 & 200 & 250 \\\text { Tea } & 100 & 150 & 250 \\\text { Soft Drink } & 200 & 200 & 400 \\\text { Other } & 50 & 50 & 100 \\& 400 & 600 & 1000\end{array}$$ We are asked to test for independence between age (i.e., adult and teen) and drink preferences.The expected number of adults who prefer coffee is

A) .25.
B) .33.
C) 150.
D) 200.