Which of the following choices is more concise way to rewrite the code for the following property?

private string firstName;

public string FirstName

{

get { return firstName; }

set { firstName = value; }

}

a. public string FirstName { get firstName; set firstName; }

b. private string FirstName { get; set; }

c. public string FirstName { get, set }

d.public string FirstName { get; set; }