Cartagena is located in Colombia
Answer:
Mi amigo es
Explanation:
Usted eres - is wrong because it should be usted es
Tu amigo tengo - is wrong because tengo means <em>I</em><em> </em>have not s/he.
Ella tiene - is wrong because divertido is an adjective to describe someone who is fun, so she can't <em>have</em> it.