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",
! J; V  p2 z) v! wthen i can't put "canada"in the"Primary"of the "contact perferences"
" u: t1 `" Q" ?What should i do?Help!!!