What purpose do passports serve for ordinary travelers in a foreign country?

Exhibit:

What purpose do passports serve for ordinary travelers in a foreign country?
A . to allow travelers to work in a foreign country
B . to permit travelers in a foreign land to hire others
C . to protect travelers on diplomatic missions from disease
D . to allow travelers to vote in the elections of a foreign country
E . to provide travelers with proof of their identity and citizenship

View Answer

Answer: E