11.   In some schools, the choice is based strictly on grades.

12.   My choice will be based on which period offers more favorable weather.

13.   Otherwise, your choice should be based on your familiarity with the brand, your price range and the colors available.

14.   Parents sometimes base their choices on personal relationships rather than ability.

15.   That career choice is based on passion, not cash.

16.   The choices were based on conceptual sketches rather than on architectural designs.

17.   The game has few rules, and you have very little on which to base your choices.

18.   Their table held traditional favorites, such as homemade tortillas and pico de gallo, but other food choices were based on convenience.

19.   Too bad the choices are often based on political payoffs.

20.   Engdahl acknowledged the prizes sometimes have political implications but insisted the choice was always based on the writing.