It means having luster shinning which means his smile was shining
Omnari was bored and impatient. She had sped up, trying to finish the task as soon as she can. She doesn’t want to participate in the scavenger hunt but she has no choice. Her teacher had required them to do the activity. So, Omnari had started her task immediately so she can finish sooner.
Here are some of the phrases that shows the mood of the character
<span>"
sped toward the island, increasing the speed of her Hover-Ski "
and </span><span>"
blinked to take an EyePhoto, checked her list, and headed toward the crumbled city in the distance."</span>These two phrases show impatience of the character
"<span>
boring scavenger hunt her ancient history teacher assigned." This phrase denotes compliance despite being forced to do something against her will
</span>
Both chose genres that present a true story of the Holocaust as one experienced it.
The answer is the third option.
The image of wounded men in a makeshift clinic suggests the chaos of war.
