What are the various ways in which countries can be linked?

Q.:- What are the various ways in which countries can be linked?

 

Answer:-

Some of the ways in which countries can be linked are
(a) Movement of goods between countries.
(b) Services being provided for one country from another country (e.g., call centres).
(c) Foreign investments being done by one country in companies in another country.
(d) Immigration of people into one country from another for working there or for study.