Final answer:
In the sentence 'Es probable que', the correct option to fill in the blank is C. Ana llegue tarde hoy.
Step-by-step explanation:
In the sentence 'Es probable que', the correct option to fill in the blank is C. Ana llegue tarde hoy.
This is an example of the subjunctive mood in Spanish. The verb 'llegue' is in the present subjunctive form, which is used after expressions of doubt, uncertainty, or probability.
Other examples of the present subjunctive are 'Espero que ellos estudien para el examen' (I hope they study for the exam) and 'Dudo que ella asista a la fiesta' (I doubt she will attend the party).
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