Найти причину ошибки - C#

using System;
using System.Collections.Generic;
namespace test2
{
 
    public class student{
 
        public string name;
        public int klass;
        public bool scholarship;
 
        public void year (){
 
            name = "Chris";
            klass = 3;
            scholarship = true;
 
        }
 
        public void year (string name,int klass,bool scholarship)
        {
            this.name = name;
            this.klass= klass;
            this.scholarship = scholarship;

        }
 
        public void print (){
 
            Console.WriteLine ("The name of  person is :" + name);
            Console.WriteLine ("This person is in the сlass :" +klass);
            Console.WriteLine ("Scholarship :" + scholarship );
        
        }

    }

    class MainClass
    {
        public static void Main (string[] args)
        {
 
            student a = new student ();
 
            a.print ();
 
            student b = new student ("alex" , 4 , false);
            b.print ();
 
    }
  }
}