The occupational plateau refers to the possibility of individuals being further promoted at some stage in their career. Which of the following employees are not in the occupation plateau? ['Lack of opportunities for employee development in the organization, the organization cannot meet the needs of the individual career development of the employee, and an employee cannot be promoted.', "An employee's performance level does not reach the level acceptable to the organization, and there is no opportunity for further promotion.", 'An employee has a strong ability to work and is responsible for his work, because his family has changed and he has missed the promotion opportunity.', 'An employee has a strong ability to work, but because the person in charge of the company is the only relative, there is little chance of further promotion.']