{CodeRoyale}
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Multiple ChoiceHard 30s

Closures for Memoization

Choose the best answer for: memoization pattern
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  1. 1Memoization clears closures after each call to free memory
  2. 2Memoization requires a class to store the cached return values
  3. 3Memoization uses setTimeout to defer and cache the results
  4. 4Closures cache results in a variable the inner function can access
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