Final answer:
The correct verb form is 'deshace' for the subject 'yo'
Step-by-step explanation:
The correct verb form to fill in the blank in the sentence is deshace.
The verb form deshace corresponds to the subject 'yo' (I), which agrees with the third person singular form of the verb 'deshacer'.
Example: Tú deshaces esta confusión, y yo deshace los planes para la fiesta.
Learn more about Verb conjugation in Spanish