public static Risk CalculateRiskProfile2(Age age) => (age < 60) ? Risk.Low : Risk.Medium;
// dishonest fn transformed to a honest fn
//public static Risk CalculateRiskProfile(int age)
//{
// if (age < 0 || 120 <= age)
// throw new ArgumentException($"{age} is not a valid age");
// return (age < 60) ? Risk.Low : Risk.Medium;
//}
// honest fn
public static Risk CalculateRiskProfile(Age age, Gender gender)
{
var threshold = (gender == Gender.Female) ? 62 : 60;
return((age < threshold) ? Risk.Low : Risk.Medium);
}