Answer:
1. b.
2. c.
3. a.
4. d.
Step-by-step explanation:
In this exercise you have to match the country with the matching custom.
For example:
1. It is rude to arrive late to a party in Argentina.
2. It is polite to eat inside the subway in Puerto Rico.
3. It is polite to dress up fancy for a party in Republica Dominicana.
4. It is very common to wear modest clothes to a church in Costa Rica.