Answer:
The correct answer is:
B) ¿Por qué te gusta vivir en Cuba?
Step-by-step explanation:
When you ask a person a question you should consider and take into account the correct use of the punctuation marks.
Open a question and close it with the question marks.
Also according to La Real Academía de la Lengua Española "Porqué" is used to give a reason for something for example:
Yo no entiendo el porqué de tu actitud / I do not understand why your attitude.
And "Por qué" is used to define direct or indirect interrogative or exclamatory phrases.
For example: ¿Por qué no viniste a la boda? Why didn't you come to the wedding?