Where do you think the article is going to appear

A．Its population consists of people of various nationalities.
B．The people tend to gather in racial groups.
C．It has always kept its door open to immigrants.
D．People all over the world have been to the country.

A．patients can get without doctors' prescriptions
B．can relieve the symptoms of a disease
C．attack the organism that causes a disease
D．tend to be complex and powerful synthetic drugs