Question: A pointer variable can take the address of a memory location as its value. Read the given program. #include a = 2 0 , b

A pointer variable can take the address of a memory location as its value. Read the given program.
#include a=20,b=30,?**p,?**q,?****rp=&ap=50q=&b;?**q=70;r=&p;?****r=90a=20b=801st
A pointer variable can take the address of a memory location

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