alleryMatch immut trade: 1. Thread: p. Safe 2. Copies: q. Costly 3. State: r. Simpler
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
Immutable strings eliminate data races and simplify object state, though repeated modifications incur copy allocations.
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