Which of the Following Template Function Definitions and Invocations Will

question 1

Essay

Which of the following template function definitions and invocations will not compile,if any? If not,why not?
Assume that classes have been declared with appropriate default constructors and assume that
//a.
template<class A>
A func( A x,A y){ return A();}
int main()
{
U u1,u2,u3;
u2 = func(u2,u3);
}
//b.
template<class B>
B func(){ return 1;}
int main()
{
T t;
t = func();
}
//c.
template<class C>
void func(C x,int * y){}
int main()
{
T t;
int i;
func( t,&i );
}
//d.
template<class D,class E>
void func(D x,E y){}
int main()
{
T t;
U u;
func ( t,u );
}

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The price of goods or services within a country's domestic market, excluding international transactions.

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An economic policy that allows imports and exports between countries with minimal governmental restrictions or tariffs to promote international trade.