Final answer:
The phrase that best completes the sentence is 'una nevera y una televisión'.
Step-by-step explanation:
The phrase that best completes the sentence is OB. una nevera y una televisión.
In the given sentence, the verb 'compraron' indicates that the people mentioned went to the abarrotería and made a purchase. The options given include the items that they could have bought. Out of the options, only 'una nevera y una televisión' are items commonly found in an abarrotería (small grocery store).
Therefore, the correct answer is OB. una nevera y una televisión.
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