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",
5 A: Q- Y% k" W) s% I) Wthen i can't put "canada"in the"Primary"of the "contact perferences"
3 l3 n! e* J0 `1 h& rWhat should i do?Help!!!