Final answer:
The correct verb form to complete the sentence is 'hubiera tenido.'
Explanation:
The correct verb form is: hubiera tenido.
In this case, the sentence structure requires the use of the past subjunctive mood due to the conditional nature of the action. The correct form matches with the conditional tense used in the sentence.
Example: Si tuviera más tiempo, estudiaría más.
Learn more about Verb Forms in Spanish here:
https://brainly.com/question/42311791
