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The product of cross between cytoplasmic male sterile × cytoplasmic male fertile as

The product of cross between cytoplasmic male sterile × cytoplasmic male fertile as Correct Answer Sterile F<sub>1</sub>

The product of a cross between cytoplasmic male sterile × cytoplasmic male fertile as Sterile F1.
Cytoplasmic male sterility is total or partial male sterility in plants as the result of specific nuclear and mitochondrial interactions. Male sterility is the failure of plants to produce functional anthers, pollen, or male gametes.
Despite crossing male sterile with male fertile, the results of the first generation are sterile.

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