In the standard (x,y) coordinate plane, what is the slope of the line containing the distinct points P and Q ?
1.Both P and Q lie on the graph of |x| + |y|=1.
2.Both P and Q lie on the graph of |x + 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 statements 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.
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正确答案: E