Question: In which situation would it be important to use a volatile variable? A . A peripheral of the embedded system will modify the variable asynchronously

In which situation would it be important to use a volatile variable?
A. A peripheral of the embedded system will modify the variable asynchronously
B. The variable will be modified by the program
C. The location of the variable in memory will change during the program
D. The variable will be modified asynchronously by another task
E.All variables should be volatile

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