Registering to vote as a member of the republican party permits you to vote in a democratic primary election in a closed primary state prohibits you from voting in a democratic primary election in an open primary state prohibits you from voting in a democratic primary election in a closed primary state permits you to vote in all primary elections in a closed primary state

Prohibits you from voting in a democratic primary election in a closed primary state.

Explanation:

As a registered member of the republican party, you are not allowed to participate in other parties elections, a closed primary is an election only for the registered members of the party that is holding the elections to see which candidate they favor.

because other regions has other things that egypt doesnt have.