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",
then i can't put "canada"in the"Primary"of the "contact perferences"
, u" |6 f" _2 ^0 v+ u7 d4 w2 GWhat should i do?Help!!!