Question

1. what is the significance of the frost - free line that runs through a large farming region of the united states? (4a, 21c)

a. it divides the farming region into north and south, the north producing crops and the south section not producing crops.
b. it divides the farming region into east and west, each section producing different crops.
c. it divides the farming region into north and south, both sections producing different crops and influencing the settlement of immigrants.
d. it divides the farming region into east and west, the east only producing tobacco.

Explanation:

La línea libre de heladas en la región agrícola de Estados Unidos divide la región en norte y sur. Cada sección tiene diferentes condiciones climáticas que permiten la producción de diferentes cultivos. Además, estos factores pueden influir en la asentamiento de inmigrantes que buscan condiciones óptimas para la agricultura.

Answer:

C. It divides the farming region into North and South, both sections producing different crops and influencing the settlement of immigrants.