Given the following code fragment:
int x{10}, *p{&x};
int const& r{x};
bool flag {*p == r};
which of the following options is correct?

Question

Given the following code fragment: 
 int x{10}, *p{&x};
int const& r{x};
bool flag {*p == r}; 
 which of the following options is correct?

Answer

Variable  flag  is initialized with value  true

Answer

None of the listed choices is correct

Answer

The code fragment will not compile

Answer

The code fragment will compile but has undefined behavior when executed

Answer

Variable  flag  is initialized with value  false

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