Which of the following statements regarding defined contribution plans is incorrect?

Select one:

a.The amount of the contribution is normally based on a percentage of the employee's wages.

b.They include fixed contributions paid by the employer to an employee's superannuation fund.

c.The employer has a legal obligation to pay further contributions if the fund does not hold sufficient assets to pay it members.

d.The amount received by employees upon their retirement is dependent on the level of contributions made and the return earned by the fund on its investment.