Final answer:
The correct verb form to complete the sentence is 'tuvimos'.
Step-by-step explanation:
The correct verb form to complete the sentence is D. tuvimos.
The sentence is talking about 'we' (nosotros) in Ecuador, so the correct verb conjugation is the first-person plural form of the verb 'tener', which is 'tuvimos'.
For example: En Ecuador, nosotros tuvimos experiencias inolvidables.
Learn more about Spanish verb conjugation