Which sentence was included in the passage to illustrate the law of original horizontality?

A
“And, as that happens, it’s not just snowing on your yard.”

B
“Snow is falling on a large area, probably your whole city or town.”

C
“Analyzing rock formations yields clues that help establish ages and events in Earth’s 4.6-billion-year past.”

D
“If drifts haven’t formed, snow will accumulate in a layer across your yard.”