Question: int a = 1 ; a = a * 5 ; int b = a - 1 ; The above section of code is executed

int a =1;
a = a *5;
int b = a -1;
The above section of code is executed in a multithreading context. Sometimes the final output of b is 4, and sometimes it is 0. Such indeterministic behavior is referred to as ______.
critical section
racing
concurrency
synchronization

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