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pointers and array

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C) a=p is not a valid statement.p=a is valid as we are assigning the address of a[0] to p. p=a+2 is valid assigning address of a[2] to p.

p=&a[2] is same as previous.
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Answer : C 

This is not a valid assignment because "a" is not a variable here and there is no space allocated for "a" in the memory it is just a nemonic  .

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base address of an array is constant .so we cannot increment,decrement its value....and cannot assign any value to it

if we assign we will get an error i.e "l value required"

so OPTION C IS NOT VALID.
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