**Question: **The question is followed by two statements A and B. Indicate your response based on the following directives.

Consider integers x, y, z. What is the minimum possible value of x^{2 }+y^{2 }+z^{2}?

A: x + y + z = 89.

B: Among x, y, z two are equal.

The questions can be answered using A alone but not using B alone. | |

The question can be answered using B alone but not using A alone. | |

The question can be answered using A and B together, but not using either A or B alone. | |

The question cannot be answered even using A and B together |

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