When Administering an Intradermal Injection,the Needle Must Be Inserted with the Bevel

When administering an intradermal injection,the needle must be inserted with the bevel facing upward to

A) prevent leakage of the medication onto the skin surface.
B) allow proper wheal formation.
C) avoid pressure on nerve endings.
D) prevent contamination of the medication.
E) ensure all of the above.