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Given the declarations: int n; int& r = n; What does the following statement do? r = 3 * r; A. It triples the contents
Given the declarations:
int n;
int& r = n;
What does the following statement do?
r = 3 * r;
A. It triples the contents of r.
B. It triples the contents of the variable that n points to.
C. It triples the contents of n.
D. It triples the contents of both r and n.
E. Nothing - it results in a compile-time error.
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