Help with inheritance

using System;
using System.Collections.Generic;
using System.Text;

namespace Third
{
    class Membership
    {
        public const int NonMember = 0;
        public const int Bronze = 1;
        public const int Silver = 2;
        public const int Gold = 3;
        private int memberType;
        private Person person;
        

        public Membership(int memberType, Person person)
        {
            this.memberType = memberType;
            this.person = person;
            
        }

        public Membership(Person person)
        {
            this.person = person;
            
        }


        public int getMemberType()
        {
            return memberType;
        }

        public Person getPerson()
        {
            return person;
        }

        public void setperson(Person person)
        {
            this.person = person;
        }
    }
}