Final answer:
The correct option to complete the sentence is "cotorra" meaning "parrot" in Spanish.
Step-by-step explanation:
The correct option to complete the sentence is cotorra. The sentence translates to "The parrot sang in the tree in my garden in the mornings." In this sentence, "cantaba" is the conjugated verb meaning "sang", and "cotorra" is the noun meaning "parrot". Therefore, the correct option is "cotorra".
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