Final answer:
The correct preterite form of the verb 'tener' to fill in the blank in the sentence is 'tuve.'
Step-by-step explanation:
The correct preterite form of the verb 'tener' to fill in the blank in the sentence 'tü que estudiar mucho para el examen de ciencias?' is A. Tuve.
The preterite form of 'tener' in the first-person singular is 'tuve.'
For example, 'tú que estudiar mucho para el examen de ciencias? Sí, tuve que estudiar mucho para el examen.'
Learn more about Preterite form of the verb 'tener' in Spanish