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Match search trees: 1. Cascad: p. Multiple 2. Expon: q. Unbounded 3. Tree: r. Data model

A1-p, 2-q, 3-r
B1-p, 2-r, 3-q
C1-q, 2-p, 3-r
D1-r, 2-p, 3-q
Answer & Solution
Correct answer: A. 1-p, 2-q, 3-r
Fractional cascading optimizes searching across multiple arrays, exponential search targets unbounded lists, and B-trees generalize binary search.
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