<span>In 2013 the suicide rate in the United States was 13 per 100,000 people, the highest recorded rate in 28 years. The U.S. suicide rate also rose 24%
over the 15 previous years (1999-2014), In 2009, suicide was the
seventh leading cause of death for males and the 16th leading cause of
death for females.</span>
Knowing planes, body positions, directions and such can help people locate areas on the body more easily and precisely. One occupation could be a forensic pathologist who need to identify main points of interest on a body
I think it's C because he acts suitable according to his age hut the little sister behaves selective.
Hope it helps!
#MissionExam001