Fill in the blanks to complete the passage.

The Austrian monk and scientist Gregor studied the traits of pea plants. He could see that pea plant traits were passed from parents to offspring in a process called .

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

explanation:

you need more balloons