What are the most accurate fortune-telling methods?

Who knows the three most accurate fortune-telling methods?

The six essentials of Najia in the Book of Changes: that is, using copper coins or coins several times in a row.

Hand divination

Ziweixing's personal life: According to your date of birth,

Hours and minutes, birthdays, plus the sun and

Calculate the dynamic change of Lagerstroemia indica

"Book of Changes" plum divination: similar to that six hexagrams, but it needs a birthday.