D, notice how the first 3 answers are alike! They are all personal where as the 4th is more of a statement not made personally
On page 323, it showed that Ares wasn't sure of the answers that Percy was asking him. Ares is a god of war, so everything he does, he does in full confidence, however in this case he struggles to answer the question.
Answer:
Allow students to develop a sense of belonging. Promote school as a safe haven for students.