Describe what it means for a trait to have complete dominance. use the words phenotype allele dominant correctly in your answer

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.

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.