Fill in the blank with a suitable option:
We decided _________ a house with a swimming pool.
Answer : D
In grammar, some verbs are followed by the infinitive form of an another verb.One such verb is "decide".
A verb is converted to it's infinitive form by adding "to" before the base form of the verb.
Therefore, the infinitive form of the verb "rent", is "to rent".
Thus, the correct complete sentence is:
We decided TO RENT a house with a swimming pool.