In selective-breeding procedures, members of a species that display a particular attribute are bred to each other. if the particular attribute is inherited, it is expected that subsequent generations of offspring will

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

c. establishing proper sleep hygiene