Help!!Toefl ibt registration

alice189

i registrate the test in the internet,so i need sign up first.but if i fill "Canada" in the "Country/Location" of the "contact information",
' `# I/ l7 e. _1 c* athen i can't put "canada"in the"Primary"of the "contact perferences"
7 f5 _$ U% R9 h% R. l) t( u2 X! E% cWhat should i do?Help!!!