5. the access modifier of constructors should be

The correct answer for the given question is "public"

Explanation:

The access modifier of constructor is public,private ,protected.

The access modifier of constructor should be public because to access the constructor outside the class .

Constructor can be called anywhere in program by using public access modifier .

The default access modifier in a class is public.

In the private access modifier constructor cannot be called anywhere in program.

We use public keyword to declared public constructor .

We use private keywors to declared private constructor.

Following are example to declared public  and private constructor

class test

{

public test() //  to declared public constructor

{

// statement

}

private test() // to declared private  constructor

{

// statement

}

}