What is the geological setting of WA state

Which of the following statements best characterizes changes to agriculture in the united states since 1900? a. increased mechanization has reduced the need for labor. b. increased mechanization has increased the need for water, thereby increasing the need for labor. increased mechanization has increased the use of land, thereby increasing the need for labor. d. increased mechanization has increased food production, thereby increasing the need for labor. select the best answer from the choices provided.

The action of eventually a low island to form. a. wind b. waves c. volcanoes d. tectonic plates

What is one early technological advance that shaped culture? a the use of fire b the discovery of arable land c family units. d migration