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JavaScript Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
JavaScript
Why does simple reference counting fail for circular references?
A
It's too slow to check every reference
B
Two objects referencing only each other never have their reference count reach zero, even though nothing external reaches either of them
C
Reference counting doesn't work in JavaScript at all
D
Circular references cause a syntax error
Check Answer