Multiple choice general knowledge

"Odd Man Out" - Just tricky

  1. Passport

  2. Visa

  3. Mastercard

  4. Customs

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is an odd man out puzzle. Passport Visa and Customs are all government-related travel documents or processes. Mastercard is a commercial financial product from private companies making it the outlier. The question is about categorization.