In this task, you are given a country name and you need to return the Top Level Domain (TLD) of the given country. The TLD is the part that follows immediately after the "dot" symbol in a website's address. The output, TLD is represented by a ".", followed by the domain.

[EX Q]: The Gambia
[EX A]: .gm

[EX Q]: Liberia
[EX A]: .lr

[EX Q]: Northern Mariana Islands
[EX A]:
.mp