The character for contrast/qualifier would be found in a/an code

Marijuana is an example of a(n) drug

What kind of wound occurred when the skin scrapes against a hard surface and tiny blood vessels break in the outer layer of skin

The federal child abuse prevention and treatment act (capta; 42 u.s.c.a. § 5106g) makes it mandatory for parents, guardians, and professionals dealing with children to all acts of child abuse they encounter.