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",
: y. K1 Z: Z1 Q, D  ?then i can't put "canada"in the"Primary"of the "contact perferences"
! B) z' H* \0 W0 `9 W' r. [What should i do?Help!!!