A. is the correct answer; "Several dirty footprints" makes sense. All the other verbs do not agree with their subjects.
IT MIGHT NOT CAUSE A SEQUENCE.YOU NEVER KNOW
John Muir was an American-Scottish naturalist who loved storms. In his essay " A Windstorm in the Forest", he wrote that he delighted in his experience of climbing to the top of the trees and riding out the storm for hours. He would then close his eyes and listen to the music of the storm or indulge himself to the rich fragrance that was streaming past.
Chapter 1: Layla gives background information of historical setting. She has a Jewish b0yfriend, David. She has a curfew and their former teacher was b4rning her dad's books. Layla eaves after curfew and someone chased her and David.
Chapter 2: Layla's parents scold her for coming home after curfew. Layla texts David through a signal app to send encrypted tests. Layla doubts her religion and wishes she lied on the census to avoid this struggle.
Chapter 3: Layla is home-schooled by her father and David brings the assignments from school. The exclusive authority comes to take away Layla and her family to Camp Mobius and gives them ten minutes to pack.