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React Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
hard
React
What does React.memo's optional second argument (a custom comparator) let you do?
A
Skip the component entirely, always
B
Define a more precise equality check than the default shallow comparison, at the cost of running extra comparison logic every potential render
C
Automatically deep-clone all props
D
Disable memoization for that component
Check Answer