Calculate Marisa's monthly pension benefit if her employer provides a defined benefit plan utilizing a unit-benefit formula. Assume the following: Marisa has worked for the company for 25 years. Marisa's final monthly salary to be used in the unit-benefit formula is $5,000. The plan provides for a pension benefit of 1% of the employee's final monthly salary times the years of service. O $600 O $2.500 O $1,000 $1,250