ตอนจบBมีความชัดเจนมากกว่าOเพราะไม่ชัดเจนและทำให้คนดูคาใจ
End B is clear and no more than O, because people see the price of mind.
B finale clear than it is unclear O and make people wonder.
At the end B have more clarity O because of unclear and made people doubtful