alleryMatch wrapper uses: 1. Gen: p. Type args 2. Call: q. Reflection 3. Map: r. Key object
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
Wrapper classes supply type arguments for generics, enable reflection handling of primitive returns, and serve as map keys.
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