C++ References Question:

Which value we cannot assign to reference?
a) integer
b) floating
c) unsigned
d) null

d) null

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What is output of this program? #include <iostream> using namespace std; int main() { int a = 9; int & aref = a; a++; cout << "The value of a is " << aref; return 0; } a) 9 b) 10 c) error d) 11	Identify the correct sentence regarding inequality between reference and pointer. a) we can not create the array of reference. b) we can create the Array of reference. c) we can use reference to reference. d) none of the mentioned