Robots X, Y, and Z each assemble components at their respective constant rates. If {r}_{x} is the ratio of Robot X's constant rate to Robot Z's constant rate and {r}_{y} is the ratio of Robot Y's constant rate to Robot Z's constant rate, is Robot Z's constant rate the greatest of the three?
(1){r}_{x}<{r}_{y}
(2){r}_{y}< 1
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AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
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BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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CBOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
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DEACH statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.