At the beginning of "if i forget thee, oh earth…," how would you describe the atmosphere, or mood, when marvin and his father travel up to the servicing chamber? question 19 options: amusing fearful sad suspenseful

"If I Forget Thee, Oh Earth" is the story of Marvin, a child who lives in a lunar colony. His father (who is also the head scientist) drives him across the surface to see a glimpse of Earth, glowing with lethal radiation. 
At the beginning of "If I Forget Thee, Oh Earth…," the atmosphere is suspenseful.